adjective; the overall sloppy condition of a persons anal cavity...resulting from excessive flatulance and poor wiping skills.
when we ran out of TP, i suffered from mod butt
ayon kay chris tibbs ika-21 ng Agosto, 2004
shit on your cheeks. diarrea oh you butt
mud butt from chappeles show
ayon kay name34 ika-03 ng Agosto, 2006
shit that is mushy or runny, started on the dave chappelle show
i had mudbutt last night and it sucked
ayon kay shaun ika-30 ng Enero, 2005
its when you got the shits from drinking miller or bud all night
man i got mudbutt and is starting to really get raw
ayon kay negro ika-16 ng Oktubre, 2004
Also known as a Shart
Dude, we have to leave this party, I sharted.
ayon kay Bill ika-28 ng Marso, 2005