Food Idioms
Colour Idioms
Animal Idioms
Weather Idioms
Money Idioms
100

A piece of cake- The test was a piece of cake.

A task or activity that is easy to complete

100

Get the green light- We got the green light to start the project

To get permission to do something

100

Bookworm- She is a bookworm who reads every day.

Someone who reads a lot

100

Raining cats and dogs- It's raining cats and dogs outside

Raining very heavily

100

Look like a million bucks- You look like a million bucks today.

To look and feel fantastic

200

A couch potato- He is a couch potato on the weekends.

A lazy person who watches too much television

200

Once in a blue moon- I eat fast food once in a blue moon.

Very rarely

200

As quiet as a mouse- The class was as quiet as a mouse.

Very quiet

200

Lightning fast- The runner is lightning fast.

Extremely fast

200

Bring home the bacon- She works hard to bring home the bacon.

To earn money, to achieve success

300

That is the way the cookie crumbles- We lost the game, but that's just the way the cookie crumbles.

That is just how it is

300

To pass with flying colours- She passed her exam with flying colors.

To pass something with a high score

300

Eat like a horse- After practice, I eat like a horse.

Eat a lot, in large quantities

300

Feeling under the weather- I stayed home because I was feeling under the weather. 

To feel mildly ill or sick

300

Money does not grow on trees- Don't waste money, it doesn't grow on trees.

It is not easy to get money, implies that the person you are addressing spends money too easily

400

Have bigger fish to fry- I can't worry about that, I have bigger fish to fry.

Have more important things to do

400

The grass is greener on the other side- He thought the new school would be better, but the grass isn't always greener on the other side.

People think that they will be happier if things were different

400

Kill two birds with one stone- I walked to school and exercised, I killed two birds with one stone.

To solve two problems with one action

400

On cloud nine- She was on cloud nine after winning.

Very happy

400

Rome wasn't built in a day- Keep practicing, Rome wasn't built in a day.

It takes a long time to do something worth doing

500

Two peas in a pod- They are like two peas in a pod.

Nearly identical, very similar

500

A golden opportunity. This job is a golden opportunity.

A very good chance to achieve something

500

Let the cat out of the bag- He let the cat out of the bag with the surprise party.

A secret that was supposed to be kept quiet that was told

500

Head in the clouds- He has his head in the clouds during class.

to daydream

500

Put your money where your mouth is- If you believe in it, put your money where your mouth is

To do something rather than just to talk about it

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