The act of two people shitting in the same toilet without flushing. (intended as an insult to the bathroom owner)
Hirsch has been an asshole, let's shit stack his toilet.
acoustic sean가 작성 2008년 04월 11일 (금)
3 more definitions
A shit large enough for two.
I just pooped a shitstack so high, it's coming out of the bowl.
daviddeath가 작성 2014년 06월 21일 (토)
a pile of shit
Kirby worked up an appetite at the gym so he when he finished he slammed down a shitstack, even eating the curnels of corn. yummmmmm...
robbbie is funny가 작성 2003년 08월 29일 (금)
When many males all stack up on the shitter, each sitting on the lap of the person below them. They spread their legs and the shit falls down into the toilet.
paul, steve, mel and andrew shitstacked it together
SteveB가 작성 2004년 08월 23일 (월)