Definitions by Karenyo

madder than a box of cats 

This is a commonly used phase when describing a "very angry" person or person acting in a "crazy manner".

For example My boss was madder than a box of cats when he didn't get his monthly report on time

or My mum was madder than a box of cats with my dad on Friday.

madder than a box of cats by Karenyo May 12, 2016