A poster giving the definition for and examples of idioms.
An idiom is an expression whose meanings cannot be inferred from the meanings of the words that make it up. Idioms are common phrases or terms whose meaning is not real, but can be understood by their popular use.
Not my cup of tea – if something is not your cup of tea, you don’t like it very much.
It’s raining cats and dogs – means it’s raining very hard.
A piece of cake – something that is pleasant or easy to do.
Two heads are better than one – means two people working on a problem have a better chance of solving it than one person.
All ears – means you are listening intently.