Best idioms with "cat"

let the cat out of the bag

to tell someone a secret, especially when you didn't want to

put the cat among the pigeons

to do or say something that only brings arguments

play cat and mouse

to let someone do something and then change your mind

like a cat on hot bricks

anxious, unable to focus

when the cat's away the mice will play

when e.g. your boss or teacher leaves the room, you stop working/learning

like the cat that got the cream

extremely proud (alternative: like the cat that ate the canary)

it's raining cats and dogs

it's raining heavily

there's not enough room to swing a cat

there's little little space