In English, idioms are phrases where the meaning is different from the individual words. They are used in everyday conversations, books, movies, and songs. Understanding idioms is important for learners because it helps you speak more naturally and understand native speakers better. Learning idioms also improves your reading, writing, and listening skills. In this blog post, you will discover 100 idioms in English with meanings and examples, helping you master expressions that make your language stronger and more confident.
100 Idioms in English with Meanings
| # | Idiom | Meaning |
|---|---|---|
| 1 | Break the ice | To start a conversation in a friendly way |
| 2 | Hit the sack | To go to bed |
| 3 | Under the weather | Feeling sick or unwell |
| 4 | Piece of cake | Very easy |
| 5 | Cost an arm and a leg | Very expensive |
| 6 | Bite the bullet | To face a difficult situation bravely |
| 7 | Call it a day | To stop working |
| 8 | Once in a blue moon | Very rarely |
| 9 | Spill the beans | To reveal a secret |
| 10 | Burn the midnight oil | To work late at night |
| 11 | Hit the books | To study hard |
| 12 | Learn by heart | To memorize something |
| 13 | Pass with flying colors | To succeed easily |
| 14 | Put on your thinking cap | To think carefully |
| 15 | A for effort | To try hard even if not successful |
| 16 | Teacher’s pet | Favorite student |
| 17 | Brainstorm | To discuss ideas together |
| 18 | Go the extra mile | To do more than what is expected |
| 19 | By the book | To follow rules exactly |
| 20 | Cut class | To skip a lesson or class |
| 21 | Over the moon | Extremely happy |
| 22 | Down in the dumps | Feeling sad or depressed |
| 23 | On cloud nine | Very happy |
| 24 | At the end of your rope | Feeling frustrated or helpless |
| 25 | Cry over spilled milk | To regret something that cannot be changed |
| 26 | Hit the roof | To become very angry |
| 27 | Butterflies in the stomach | Feeling nervous |
| 28 | Wear your heart on your sleeve | To show emotions openly |
| 29 | Bite your tongue | To stop yourself from saying something |
| 30 | Keep your chin up | To stay positive |
| 31 | Back to square one | To start over again |
| 32 | Break a leg | To wish someone good luck |
| 33 | Hit the ground running | To start something with energy and enthusiasm |
| 34 | Bite off more than you can chew | To take on too much |
| 35 | Call the shots | To be in charge |
| 36 | Pull your weight | To do your share of work |
| 37 | In hot water | In trouble |
| 38 | Step up your game | To improve performance |
| 39 | Jump on the bandwagon | To follow a trend or popular activity |
| 40 | Hit below the belt | To act unfairly or insult someone |
| 41 | A fish out of water | Feeling uncomfortable in a situation |
| 42 | Raining cats and dogs | Raining heavily |
| 43 | The lion’s share | The largest portion of something |
| 44 | Cry wolf | To ask for help unnecessarily |
| 45 | Let the cat out of the bag | To reveal a secret |
| 46 | Hold your horses | To wait or be patient |
| 47 | Monkey business | Foolish or dishonest activity |
| 48 | Wild goose chase | A useless search |
| 49 | Beat around the bush | To avoid the main topic |
| 50 | Elephant in the room | An obvious problem that is ignored |
| 51 | Add fuel to the fire | To make a situation worse |
| 52 | Barking up the wrong tree | To blame or pursue the wrong person |
| 53 | Best of both worlds | A situation where one gets advantages of two things |
| 54 | Break the bank | To cost too much |
| 55 | Caught red-handed | Caught doing something wrong |
| 56 | Cross that bridge when you come to it | Deal with a problem when it happens |
| 57 | Cry over nothing | To get upset over something unimportant |
| 58 | Cut to the chase | To get to the main point |
| 59 | Don’t judge a book by its cover | Don’t judge someone by appearance |
| 60 | Down to earth | Practical and realistic |
| 61 | Every cloud has a silver lining | There is something good in every bad situation |
| 62 | Get a taste of your own medicine | Experience the same bad treatment you gave others |
| 63 | Give someone the cold shoulder | To ignore someone |
| 64 | Go the whole nine yards | To do something completely |
| 65 | Hit the jackpot | To be very lucky |
| 66 | In the blink of an eye | Very quickly |
| 67 | Keep an eye on | To watch carefully |
| 68 | Kick the bucket | To die |
| 69 | Last straw | The final problem in a series of problems |
| 70 | Let sleeping dogs lie | Avoid restarting a conflict |
| 71 | Make a long story short | To summarize |
| 72 | Miss the boat | To miss an opportunity |
| 73 | No pain, no gain | Hard work is needed to succeed |
| 74 | On the ball | Alert and competent |
| 75 | Out of the blue | Suddenly, without warning |
| 76 | Play it by ear | To improvise or decide as you go |
| 77 | Put your money where your mouth is | Back up your words with action |
| 78 | Rome wasn’t built in a day | Important work takes time |
| 79 | Shape up or ship out | Improve or leave |
| 80 | Shoot yourself in the foot | To cause problems for yourself |
| 81 | Sit on the fence | To avoid making a decision |
| 82 | Sleep on it | To think about something before deciding |
| 83 | Speak of the devil | Someone appears while being talked about |
| 84 | Stick to your guns | To stay firm in your decisions |
| 85 | Take it with a grain of salt | Don’t take something too seriously |
| 86 | The ball is in your court | It’s your responsibility to act |
| 87 | Through thick and thin | Support someone in all situations |
| 88 | Throw in the towel | To give up |
| 89 | Turn over a new leaf | To start fresh or change behavior |
| 90 | Up in the air | Uncertain or undecided |
| 91 | Your guess is as good as mine | I don’t know |
| 92 | Burn bridges | To ruin a relationship permanently |
| 93 | Get cold feet | To become nervous or hesitant |
| 94 | Go back to the drawing board | Start planning again |
| 95 | Have a change of heart | Change your opinion or feeling |
| 96 | In a nutshell | In a few words, summarized |
| 97 | Out of hand | Out of control |
| 98 | Throw caution to the wind | Take a risk |
| 99 | Under your nose | Very obvious or easy to notice |
| 100 | Water under the bridge | Something in the past that is no longer important |

How to use these Idioms in English
1. Understand the Meaning Fully
Before using an idiom, make sure you know its exact meaning. Using it incorrectly can confuse people.
Example:
- Idiom: Break the ice – to start a conversation.
- Correct: “I told a funny story to break the ice at the party.”
- Incorrect: “I broke the ice in the fridge.”
2. Use Idioms in Context, Not Alone
Idioms work best inside a sentence, not as a standalone phrase. Connect them naturally to your conversation.
Examples:
- Hit the sack: “I’m really tired; I think I’ll hit the sack early tonight.”
- Piece of cake: “Don’t worry about the test. It will be a piece of cake.”
3. Match Idioms to Situations
Idioms are tied to specific situations, so choose the right one for the moment.
Daily Life:
- Under the weather – “I won’t come to school today. I’m feeling under the weather.”
- Once in a blue moon – “We go hiking once in a blue moon, but it’s fun.”
School or Work:
- Hit the books – “Exams are next week. Time to hit the books!”
- Go the extra mile – “She went the extra mile to help her classmates.”
Emotions:
- Over the moon – “He was over the moon when he got the scholarship.”
- Down in the dumps – “She’s been down in the dumps since her team lost.”
4. Practice Speaking with Idioms
The best way to remember idioms is to use them in your own sentences. Start with simple phrases and gradually make longer sentences.
Example practice sentences:
- “Don’t cry over spilled milk; we can fix the problem.”
- “Let’s call it a day and continue tomorrow.”
- “Hold your horses! Don’t rush into a decision.”
20 Most Common Idioms with Examples
| # | Idiom | Example |
|---|---|---|
| 1 | Break the ice | “He told a joke to break the ice at the meeting.” |
| 2 | Hit the sack | “I’m exhausted; I’m going to hit the sack.” |
| 3 | Under the weather | “She’s feeling under the weather today, so she stayed home.” |
| 4 | Piece of cake | “Don’t worry about the exam; it’s a piece of cake.” |
| 5 | Cost an arm and a leg | “That new car costs an arm and a leg.” |
| 6 | Bite the bullet | “I decided to bite the bullet and start my assignment.” |
| 7 | Call it a day | “It’s late; let’s call it a day.” |
| 8 | Once in a blue moon | “We visit the beach once in a blue moon.” |
| 9 | Spill the beans | “He spilled the beans about the surprise party.” |
| 10 | Burn the midnight oil | “She burned the midnight oil to finish her project.” |
| 11 | Hit the books | “Exams are coming, so it’s time to hit the books.” |
| 12 | Over the moon | “She was over the moon when she won the competition.” |
| 13 | Down in the dumps | “He’s been down in the dumps since he lost his phone.” |
| 14 | Back to square one | “The plan failed, so we’re back to square one.” |
| 15 | Break a leg | “You have a performance tonight? Break a leg!” |
| 16 | Hit the ground running | “The new team hit the ground running on their first day.” |
| 17 | Let the cat out of the bag | “Don’t let the cat out of the bag about the gift.” |
| 18 | Hold your horses | “Hold your horses! We’ll leave in five minutes.” |
| 19 | The lion’s share | “She got the lion’s share of the prize money.” |
| 20 | Cry over spilled milk | “Don’t cry over spilled milk; just try again.” |

Read More
- Simple Conversation Sentences for Kids
- Why You Understand English but Can’t Speak It
- 100 English Questions for Daily Conversations
