shit stained thumb knuckle 

Its when you wipe your ass after a particularly filthy dump and you get a shit stain your thumb knuckle.

I was pleased to finally get the key to the executive wash room, however Stan Phillips was not pleases to see that I had a shit stained thumb knuckle when I shook his hand at the share holder meeting.

shit stained thumb knuckle by jim dandyy June 13, 2011

Shitstainer

A person with an unusually large buttocks and/or rectum that continually leaves fecal stains on the toilet seat after evacuating their bowels.

Don't go in there after Brian ... he's a fucking Shitstainer

Shitstainer by pcicc December 26, 2016

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

shit stained balls 

when railing a girl, that does not whipe her ass good, your balls slap against her pooper causing them to get shit on them. thus resulting in shit stained balls

i was pounding the shit outa sussy smelly crotch so hard last night that my balls were slapping against her butthole. man talk about a bad case of the shit stained balls.

shit stained balls by Perfek360 July 22, 2006