a phrase meaning that someone just crapped themselves.
Shauna's mom had to throw out their couch because Shauna got her nasty Butt Mess all over it.
by dustbunnie August 06, 2007
Can you define these popular missing words?
A word defining a problem where your butt leaks or seaps profusely.
Shauna has some wicked bad butt mess.
by Jill45 August 04, 2007