Definitions by bumwinker

Bum Wink 

to clench your bum when you hear of something disgusting

Person 1 "Oh my did you hear about .....?? she was shaving her legs and while shaving she cut her leg that bad that you could see the bone"

Person 2"Oh my god that just made my bum wink!"

Bum Wink by bumwinker April 7, 2011