enough to make a cat laugh

bell the cat

To undertake a dangerous action in the service of a group.

can't get enough

Greatly enjoys; likes a lot.

cannot make it

Cannot reach satisfactory or expected standards or do something competently; describes someone in a hopeless situation.

cat and dog life

An unhappy married life marked by arguments and disagreements.

cat got someone's tongue

Why is someone not saying anything?

cat in the meal-tub

Something concealed; a hidden danger.

cat piss

Any beverage of low quality.

cat that ate the canary

A person who appears self-satisfied or smug, especially while concealing something mischievous, prohibited, or private.