Definitions by Floop the Scoop

Bootyswix 

It's when you take a shit, and try to wipe, but don't clean up all the way, and then later on you start doing something like aerobics and start sweating and it mixes with the poop, and spreads everywhere.

I always try to wipe my ass clean so that I don't get bootyswix when I work out

Bootyswix by Floop the Scoop March 18, 2011