shitstain 

A stain on a persons underwear from shit. This normally happens to a heavyset person.

This usually happens by:

1.) Farting too hard
2.) Not wiping after a soupy shit

This can be embarrassing.

Guy 1: LOL did you see that guys shitstain when he was changing!?
Guy 2: Yeah!! It was disgusting! He must have been farting too much.

shitstain by MarkMan641 November 26, 2011

shitstain 

An utterly objectionable, despised individual, especially one whose personality is compounded by subnormal intelligence.

Lyle Wright is a shitstain on the ass of the human race. That sawed-off cum-sucking fuckhead would make a good cop.

shitstain by fingerman December 29, 2004

shitstain 

the stain that looks like shit on the mustache of a smoker.

quit smoking, it's bad for you and that shitstain looks like shit.

shitstain by chuckybubbles August 28, 2011

shitstain 

A shitstain is a person who is so useless that they are less valuable than the stain left in your underwear when you fail to wipe well after taking a shit.

Codi is nothing more than a shitstain on society's boxers.

shitstain by ambador2 November 19, 2016

shitstain 

One resembling skidmarks upon the undershorts of life.

Osama, you are such a shitstain.

shitstain by Bob the Dog April 16, 2006

ShitStain 

its shit that got hammed into your underwear. occurs when u dont wipe your ass after a soupy shit, some gets stuck on your ass crack and this is called (magoo) this could harden into a poob(see poob), also, if somebody is trying to act funny by doing a fake fart, and that results in shitting in your pants and no funny farting sound, u have gained nothing funny out u it, but only a nasty shitstain on your underwear that is embaressing to yourself and others when they see it, or find out about it...

he took a crap, but all his ass hairs prevented it from reaching the toilet and acted as a net, he also ran out of toilet paper, so he went to the store and he came home and later found a shitstain that got hammed on his underwear

ShitStain by slapapig September 27, 2003

shitstain 

An utterly objectionable and despised individual.. especially one whose personality is compounded by subnormal intelligence.

Sith Whilley is a shitstain on the ass of the human race.

shitstain by SNELDAWG January 13, 2006