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A sack that four or more bums crap in because they have no toilet
paper or plastic and sucks if rips
by Mich2 August 20, 2005

Words related to bum sack

anus bum butt sac sack testicles
a sack of crap hanging from ones rectum between their legs as to appear to be ones testicles
"tickle me bum sack"
by Captain BallTouch June 19, 2012
A sack which hangs from the buttocks of millions of North Americans.
"Look at that gnarly bumsack."
by squackerdoodle August 19, 2011