Table of Contents
Quick Answer
The fastest way to understand English friendship idioms.
A friendship idiom is a phrase that uses social, physical, or situational metaphors to describe human relationships. For example, when someone says you are "thick as thieves," they are not calling you a criminal; they mean you are very close friends.
Native English speakers use friendship idioms constantly—in the office, at school, and in casual conversations. Below, you will find a visual grid of 20 everyday friend idioms categorized by theme, followed by deep dives into 50 popular phrases, complete with origins, examples, and usage tips.
What is a Friendship Idiom?
A linguistic breakdown of social figurative language.
| Concept | Figurative Social Phrase |
| Key Trait | The meaning is not obvious from the literal words. |
| Usage | Informal and conversational. Used to express loyalty, betrayal, and closeness. |
| Example | "Break the ice" (Start talking) vs. "Break ice" (Literal). |
| Translation | Rarely literal when translated |
The 20 Friend Idioms Grid
A complete visual directory of common English friendship idioms. Click any phrase to explore its definition.
Close Companions Idioms
Support & Loyalty Idioms
Conflict & Resolution Idioms
Betrayal & Faux Pas Idioms
Trust & Secrets Idioms
Superficial Friends Idioms
Social Connections Idioms
Distancing & Departure Idioms
Top 50 Friendship Idiom Deep Dives
Meanings, origins, and examples of the 50 most used friend idioms.
Like Two Peas in a Pod
Two people who are very similar and close.
- They are like two peas in a pod.
- My sister and I are like two peas in a pod.
- The twins are like two peas in a pod.
Thick as Thieves
Very close friends who share secrets.
- They are thick as thieves.
- She and her cousin are thick as thieves.
- They became thick as thieves in college.
Joined at the Hip
Two people who are always together and inseparable.
- They are joined at the hip.
- Those two are joined at the hip.
- Don't they get sick of being joined at the hip?
Through Thick and Thin
Staying loyal during both good and bad times.
- We've been through thick and thin.
- She stayed through thick and thin.
- True friends stay through thick and thin.
Have Someone's Back
To be ready to protect or support someone.
- I have your back.
- Do you have my back?
- She always has my back.
Bury the Hatchet
To make peace and end a conflict.
- Let's bury the hatchet.
- They finally buried the hatchet.
- I'm ready to bury the hatchet.
Make Amends
To compensate for a mistake or wrong done to someone.
- I need to make amends.
- He made amends for his lie.
- She tried to make amends.
Let Bygones Be Bygones
To forgive past conflicts and move on.
- Let's let bygones be bygones.
- They decided to let bygones be bygones.
- Can we let bygones be bygones?
Stab in the Back
A sudden, unexpected betrayal by a trusted friend.
- It was a stab in the back.
- He stabbed me in the back.
- I never expected a stab in the back.
Throw Under the Bus
To sacrifice a friend to save oneself or gain an advantage.
- He threw me under the bus.
- Don't throw your friend under the bus.
- She threw him under the bus to save her job.
Spill the Beans
To reveal a secret, often accidentally.
- He spilled the beans.
- Come on, spill the beans!
- She accidentally spilled the beans.
Keep It Under Wraps
To keep something secret or concealed.
- Keep it under wraps.
- We kept the plan under wraps.
- The secret is under wraps.
In the Loop
Informed and part of the decision-making process.
- Keep me in the loop.
- Are you in the loop?
- She wasn't in the loop.
Fair-Weather Friend
A person who is only a friend when things are going well.
- He's a fair-weather friend.
- She proved to be a fair-weather friend.
- Don't trust a fair-weather friend.
Frenemy
A person who is both a friend and a rival/enemy.
- She's my frenemy.
- He's a bit of a frenemy.
- We're frenemies at work.
Break the Ice
To initiate conversation in an awkward setting.
- He told a joke to break the ice.
- It's hard to break the ice.
- The game broke the ice.
Hit It Off
To immediately like each other and become friends.
- We hit it off immediately.
- They hit it off at the party.
- I hope we hit it off.
On the Same Wavelength
To understand each other perfectly and think similarly.
- We are on the same wavelength.
- They're on the same wavelength.
- I need someone on my wavelength.
Give the Cold Shoulder
To intentionally ignore someone or be unfriendly.
- She gave me the cold shoulder.
- He gave her the cold shoulder.
- Don't give him the cold shoulder.
Drift Apart
To gradually become less close over time.
- We drifted apart.
- They drifted apart over the years.
- Friends sometimes drift apart.
Cross Someone's Path
To meet someone, usually unexpectedly.
- We crossed paths in Paris.
- I hope our paths cross again.
- She crossed my path years ago.
Keep in Touch
To maintain contact with someone over time.
- Keep in touch!
- We kept in touch after college.
- Do you keep in touch?
Lose Touch
To stop communicating with someone.
- I lost touch with him.
- We lost touch over the years.
- Don't lose touch with your roots.
Patch Things Up
To resolve a conflict and restore a relationship.
- We patched things up.
- They patched things up after the fight.
- I want to patch things up with her.
Clear the Air
To resolve a misunderstanding or hidden tension.
- We need to clear the air.
- Let's clear the air before we work together.
- The meeting cleared the air.
Get Off on the Wrong Foot
To start a relationship or project badly.
- We got off on the wrong foot.
- I got off on the wrong foot with my boss.
- They got off on the wrong foot.
Know Someone Inside Out
To know someone completely, including their secrets and habits.
- I know him inside out.
- She knows me inside out.
- We know each other inside out.
A Shoulder to Cry On
A friend who offers sympathy and listens to problems.
- I need a shoulder to cry on.
- She was a shoulder to cry on.
- Thanks for being a shoulder to cry on.
Keep an Eye On
To watch or monitor someone or something carefully.
- Keep an eye on him.
- Can you keep an eye on my bag?
- I'm keeping an eye on the situation.
Look Out For
To protect someone's interests or ensure their safety.
- I look out for my friends.
- You have to look out for yourself.
- She looks out for him.
Buddy Up
To pair up with someone as friends or partners.
- Let's buddy up.
- They buddied up for the project.
- Buddy up with someone safe.
Pal Around
To spend time with someone as a friend.
- We pal around a lot.
- They pal around on weekends.
- I pal around with him.
Third Wheel
A person who is unnecessarily present with a couple, feeling awkward.
- I felt like a third wheel.
- Don't make me a third wheel.
- He was the third wheel all night.
Two's Company, Three's a Crowd
A third person makes a situation awkward for a couple.
- I'll leave, since two's company, three's a crowd.
- They say two's company, three's a crowd.
- Remember, two's company, three's a crowd.
Fall Out
To have a serious disagreement that ends a relationship.
- We fell out over money.
- They had a falling out.
- I fell out with my best friend.
Build Bridges
To promote connection and reconciliation between people.
- We need to build bridges.
- He builds bridges between departments.
- She tried to build bridges.
Burn Bridges
To permanently destroy a relationship or career path.
- Don't burn bridges.
- He burned his bridges at that company.
- I don't want to burn bridges.
Turn Your Back On
To ignore, reject, or abandon someone.
- Don't turn your back on your family.
- He turned his back on his past.
- She turned her back on the opportunity.
Bad Blood
A feeling of hostility or resentment between two people.
- There is bad blood between them.
- We have some bad blood.
- Let's put the bad blood behind us.
Bosom Buddies
Very close friends, usually female.
- They are bosom buddies.
- She and her sister are bosom buddies.
- We became bosom buddies.
Fast Friends
People who become close friends very quickly.
- We became fast friends.
- They are fast friends.
- I hope we can be fast friends.
Kindred Spirits
Two people who share the same deep values, feelings, or nature.
- We are kindred spirits.
- She found a kindred spirit in him.
- They are kindred spirits.
Keep Someone at Arm's Length
To maintain a distance, not getting too close emotionally.
- He keeps everyone at arm's length.
- I kept her at arm's length.
- Don't keep me at arm's length.
Give the Time of Day
To be willing to speak to someone or pay attention to them; usually negative.
- I wouldn't give him the time of day.
- She won't give me the time of day.
- He barely gives me the time of day.
A Friend in Need Is a Friend Indeed
A true friend is someone who helps you when you are in trouble.
- A friend in need is a friend indeed.
- She proved a friend in need is a friend indeed.
- Remember, a friend in need is a friend indeed.
Keep Your Distance
To stay away from someone physically or emotionally.
- I'd keep my distance.
- She keeps her distance from him.
- Keep your distance if you're sick.
Catch Up
To share news with someone you haven't seen in a while.
- Let's catch up soon.
- We caught up over coffee.
- I need to catch up with her.
Be on Good Terms
To have a friendly or non-hostile relationship.
- We are on good terms.
- I'm on good terms with my ex.
- They are on good terms now.
Make Friends With
To establish a friendly relationship with someone.
- I made friends with the chef.
- She made friends with everyone.
- Try to make friends with your neighbors.
Smooth Things Over
To resolve a conflict by making excuses or using charm.
- I tried to smooth things over.
- She smoothed things over with the boss.
- Let me smooth things over between you two.
50 Example Sentences
See how idioms function in original sentences across 5 contexts. The idiom is highlighted for easy learning.
Work & Office
- Even though we work in different departments, we hit it off immediately at the company retreat.
- Make sure you keep your boss in the loop about the client's sudden change of plans.
- I don't want to burn bridges with my current employer, so I will give proper notice before leaving.
- The manager tried to smooth things over after the heated argument in the boardroom.
- Sarah and Mark are thick as thieves; they collaborate on every project perfectly.
- I felt like a third wheel when my two coworkers started discussing a project I wasn't part of.
- Let's clear the air about the missing files before the tension ruins our team dynamic.
- He proved to be a fair-weather friend, abandoning the team when the startup started struggling.
- We need to build bridges with the marketing department if we want our campaign to succeed.
- She threw me under the bus during the meeting to save her own job.
School & Learning
- My lab partner and I are like two peas in a pod; we both love chemistry and hate math.
- On the first day of class, the professor organized a game to help us break the ice.
- My roommate and I got off on the wrong foot when she accidentally took my textbook.
- We decided to let bygones be bygones and focus on passing our final exams together.
- I consider her a true friend because she stuck by me through thick and thin during freshman year.
- Since we drifted apart after high school, it's hard to keep in touch regularly.
- The teacher told us to buddy up for the science fair project.
- She is my shoulder to cry on whenever I get stressed about my grades.
- I know my best friend inside out, so I can always tell when she's worried about a test.
- Let's bury the hatchet and be study partners again.
Relationships & Social
- We have bad blood between us ever since she canceled my wedding caterer as a prank.
- I wouldn't give my ex-boyfriend the time of day after how he treated me.
- They are kindred spirits who bond over their shared love of obscure indie movies.
- My sister gave me the cold shoulder all weekend because I forgot her birthday.
- I'm trying to make amends with my childhood friend after our huge fight last month.
- We used to pal around every weekend, but now we've both lost touch.
- She's not a real enemy, but more of a frenemy who always competes with me subtly.
- Even if we argue, I know my brother has my back in a crisis.
- Let's grab coffee and catch up; I haven't seen you in months!
- We are on the same wavelength when it comes to planning date nights.
Daily Life & Home
- My mom and her best friend are literally joined at the hip; they go everywhere together.
- Can you keep an eye on the stove while I walk the dog?
- I will keep this surprise party under wraps until Saturday.
- My neighbors and I are on good terms, so we always share holiday cookies.
- I tried to make friends with the new neighbor by offering to help unpack.
- He always turns his back on his responsibilities when things get tough.
- If you're going to be late, please look out for the traffic on Main Street.
- I think it's best to keep my distance from the stray cat in the yard.
- She accidentally spilled the beans about the gift before I could hide it.
- We had a huge argument, but we managed to patch things up before dinner.
Travel & Outdoors
- It's amazing how our paths crossed in a random airport in Tokyo.
- Since two's company, three's a crowd, I decided not to invite myself on their romantic getaway.
- We became fast friends while waiting out the storm in the mountain cabin.
- The hiking guide told us to buddy up to ensure nobody got lost on the trail.
- After traveling Europe together for a month, we were practically bosom buddies.
- When the bear appeared, it was clear that a friend in need is a friend indeed; he stayed to help me.
- I love traveling with her because we are always on the same wavelength about where to eat.
- We promised to keep in touch after returning from our separate road trips.
- He was a fair-weather friend, leaving me alone in the rain when the hike got tough.
- Let's catch up when I pass through your city on my road trip next week.
Everyday Usage
How native speakers use friend idioms in casual, daily life.
In daily conversation, friendship idioms add emotional depth to social interactions. Instead of saying "We are good friends," a native speaker might say "We are thick as thieves," making the bond sound more secretive and strong.
- "She is my shoulder to cry on when things get bad."
- "We hit it off the moment we met."
- "I haven't seen him in years; we just drifted apart."
- "He threw me under the bus to save himself."
- "Let's grab a coffee and catch up soon."
Academic Usage
How to use friendship idioms in essays and research.
In strict academic writing, friendship idioms are mostly avoided in favor of literal sociological terms. However, some phrases describing group dynamics or conflict resolution occasionally appear.
- "The study explores how subjects build bridges across cultural divides."
- "The data shows a tendency for participants to drift apart over time."
- "The two factions finally buried the hatchet in the third phase."
- "The group dynamics show who is in the loop and who is marginalized."
- "Subjects reported a higher tendency to buddy up in stressful environments."
Professional Usage
How to use friend idioms in business and corporate settings.
The corporate world uses friendship idioms to describe teamwork, communication, and networking. They make business emails sound more collaborative and human, though international colleagues might need clarification.
- "Please keep me in the loop on the client's decision."
- "We need to build bridges with the new management team."
- "I don't want to burn bridges with my previous employer."
- "She and the marketing director are thick as thieves."
- "We got off on the wrong foot, but we've cleared the air now."
Real-Life Conversations
How native speakers use friend idioms in common scenarios.
🏫 School
Student: I don't know anyone in this class.
Teacher: Just go break the ice by asking about their weekend. You might hit it off.
🎓 College
Roommate 1: Are you and John still fighting?
Roommate 2: No, we decided to let bygones be bygones and bury the hatchet.
🏢 Office
Colleague 1: Did Mark throw you under the bus in the meeting?
Colleague 2: Yeah, but I know Sarah has my back.
💼 Business Meeting
Manager: We need to build bridges with the legal team.
Employee: Agreed. Let's keep them in the loop from now on.
🤝 Job Interview
Candidate: I always try to make friends with my coworkers.
Interviewer: That's great, we value people who don't burn bridges.
🍽️ Restaurant
Friend 1: I feel like a third wheel sitting with you two.
Friend 2: Don't worry, two's company, three's a crowd, but we love you anyway!
🛍️ Shopping
Shopper: The cashier gave me the cold shoulder.
Cashier: I'm sorry, I didn't mean to. We can clear the air if you want.
✈️ Travel
Traveler: It's crazy how our paths crossed in Paris.
Agent: Yes, we became fast friends that day. Let's keep in touch.
🚗 Driving
Driver: Can you keep an eye on the GPS for me?
Passenger: Sure. I'll look out for the exit too.
👨👩👧👦 Family
Mom: Your sister is your shoulder to cry on, you know.
Dad: Yes, they've been through thick and thin together.
🎉 Friends
Friend 1: We are like two peas in a pod!
Friend 2: I know! We are totally on the same wavelength.
💌 Dating
Guy: She wouldn't give me the time of day after our first date.
Friend: There's bad blood between you two now?
🏥 Healthcare
Patient: My neighbor is a frenemy; she brings soup but gossips about me.
Doctor: You should keep your distance from toxic people while you recover.
🏠 Home
Wife: I'm so glad we patched things up with the neighbors.
Husband: Yes, it's good to be on good terms with them.
Common Mistakes
Avoid these frequent friendship idiom pitfalls.
Saying "like two beans in a pod" for close friends.
✓ Say "like two peas in a pod."
Explanation: The idiom specifically uses 'peas,' as two peas in the same pod are identical and inseparable. Beans are not used.
Tip: Think of green peas in a pod.
Saying "thick as robbers" for close friends.
✓ Say "thick as thieves."
Explanation: The established idiom is 'thick as thieves.' Robbers is not used in this fixed phrase.
Tip: Thieves stick together to share secrets.
Saying "bury the axe" for making peace.
✓ Say "bury the hatchet."
Explanation: The Native American peace custom involved burying a 'hatchet' (a small axe), not a generic axe.
Tip: Think of a Native American war hatchet.
Saying "push under the car" for betrayal.
✓ Say "throw under the bus."
Explanation: The political slang specifically uses 'throw' and 'bus,' representing a large, crushing force.
Tip: Buses are large public transport; that's the idiom.
Saying "bad-weather friend" for an unreliable friend.
✓ Say "fair-weather friend."
Explanation: A 'fair-weather' friend only stays during 'fair' (good) weather, leaving when the storm comes.
Tip: Fair weather = good conditions.
Saying "break the snow" for starting a conversation.
✓ Say "break the ice."
Explanation: The shipping idiom is 'break the ice,' referring to ships clearing frozen rivers. Snow is not used.
Tip: Think of icebreakers on a ship.
Saying "hit it on" for becoming friends.
✓ Say "hit it off."
Explanation: The fixed idiom is 'hit it off,' meaning to immediately strike up a good relationship. 'On' is incorrect.
Tip: Off indicates a successful start.
Saying "give the cold neck" for ignoring someone.
✓ Say "give the cold shoulder."
Explanation: The idiom originates from serving a cold shoulder of mutton to unwanted guests. Neck is not used.
Tip: Shoulder of mutton is the literal origin.
Saying "third tire" for an extra person.
✓ Say "third wheel."
Explanation: The metaphor comes from a wagon having a redundant 'third wheel' (or fifth wheel). Tires are not the idiom.
Tip: Wagons have wheels, not tires.
Saying "through thick and flat" for loyalty.
✓ Say "through thick and thin."
Explanation: The idiom contrasts 'thick' (dense woods) and 'thin' (open land) to represent all types of terrain. Flat makes no sense.
Tip: Thick and thin describe the woods.
Correct vs. Incorrect Examples
Contextual usage comparisons.
Incorrect
They are like two peas in a pod, so they hate each other.
Correct
They are like two peas in a pod, so they do everything together.
Incorrect
He threw me under the bus to protect me from the boss.
Correct
He threw me under the bus to save his own job.
Incorrect
She is a fair-weather friend, she stayed with me during my bankruptcy.
Correct
She is a fair-weather friend, she left when I lost my job.
Incorrect
We got off on the wrong foot, so we are perfect for each other.
Correct
We got off on the wrong foot, but we managed to clear the air later.
Incorrect
I gave him the cold shoulder because I wanted to hug him.
Correct
I gave him the cold shoulder because I was angry with him.
Incorrect
We buried the hatchet and started fighting again.
Correct
We buried the hatchet and became friends again.
Incorrect
I felt like a third wheel on my first date with her.
Correct
I felt like a third wheel when I went to dinner with the new couple.
Incorrect
He stabbed me in the back by writing me a recommendation letter.
Correct
He stabbed me in the back by stealing my idea and presenting it as his own.
Incorrect
We are on the same wavelength, so we argue constantly.
Correct
We are on the same wavelength, so we agree on almost everything.
Incorrect
I want to burn bridges with my new clients.
Correct
I want to build bridges with my new clients.
🎮 Mini Quiz
Test your knowledge with these interactive questions.
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Frequently Asked Questions
Quick answers to common questions.
What is a friendship idiom?
A friendship idiom is a figurative phrase that uses metaphors to describe human relationships, loyalty, and social dynamics. For example, 'thick as thieves' means close friends, not actual criminals.
Why are friendship idioms so common in English?
Social bonds are central to human life. Historically, survival depended on loyalty and trust, so phrases based on travel, weather, and physical proximity naturally evolved to describe abstract concepts of friendship.
What does 'fair-weather friend' literally mean?
It originates from 18th-century seafaring. 'Fair weather' means smooth, easy sailing. A fair-weather friend is only there during the easy times and abandons the ship when the 'storm' (trouble) hits.
Are friendship idioms formal or informal?
Most are conversational and informal. Phrases like 'pal around' or 'buddy up' are very casual. However, some, like 'keep in the loop' or 'build bridges,' are widely accepted in professional business settings.
What does it mean to 'throw someone under the bus'?
It means to betray a friend or colleague, usually to save yourself from trouble or gain an advantage. It originates from late 20th-century political slang.
What is the difference between 'thick as thieves' and 'joined at the hip'?
'Thick as thieves' implies a close bond based on shared secrets and schemes. 'Joined at the hip' implies physical inseparability; the two people are always seen together.
Can I use 'keep in the loop' in a business email?
Yes, 'keep in the loop' is highly common in corporate settings to politely ask colleagues to keep you informed about a project's progress.
What does 'give the cold shoulder' mean?
It means to intentionally ignore someone or be unfriendly. It originates from medieval hospitality, where an unwanted guest was served a cold shoulder of mutton instead of a hot meal, signaling it was time to leave.
Where did 'bury the hatchet' come from?
It comes from a Native American custom. When two tribes made peace, they would literally bury a war hatchet in the ground to show that the conflict was over and weapons were put away.
How can I learn friendship idioms faster?
Group them by theme! Learn the 'close friends' idioms (peas in a pod, thick as thieves) together, then the 'betrayal' ones (stab in the back, throw under the bus). Visualizing the physical metaphor helps cement the meaning.
Quick Reference
A cheat sheet for fast recall.
Rule of Thumb: Never translate a friendship idiom word-for-word into another language.
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