mustard butt 

The aftermath of hot snakes from a week full of taco bell and indian food often resulting in bleeding rectum and or severe uunimaginable loss of all hope for a normal life

Dude shoot me I have a bloody rash from this mustard butt I've had for three years.

mustard butt by notsoslimpeople March 29, 2015

Sharty Mustard Butt 

When somebody sharts in their underwear and wallows around in it for a long period of time. The color and texture resembles a mustard like substance.

Brian is a sharty mustard butt.

Sharty Mustard Butt by KrissyNJbo June 19, 2010

Butt Mustard

The greasy residue left in your underwear.

Butt Mustard by Stuart Cox May 31, 2003

Butt Mustard

The tangy yellow spread secreted from the anus during copulation - often used as a spread on chicken sandwiches.

Man, gimme some more of that butt mustard yo, my sandwich is dry.

Butt Mustard by John November 12, 2003

Butt Mustard

The pasty by product of a long days work, and a bad wipe job after a long night of drinking beer and eating too many hotdogs.

Hey, look at the back of your pants, looks like you have a bit of Butt Mustard there.

Butt Mustard by The Tatooed Nail Bender February 13, 2004

Butt Mustard

A fart that seeps out a little bit of liquid. Similar to a shart, but much less solid. Usually occurs after a heavy night of drinking.

When I farted, I thought it was okay, but then I felt the butt mustard squishing between my cheeks.

Butt Mustard by stanleyroper July 15, 2005

Butt Mustard

The mix off blood, cum and shit that is often created during anal sex. It's dirty brownish yellow color and thick, soupy consistency resembles Dijon mustard.

How am I ever going to get that Butt Mustard off of my sheets before my girlfriend gets home?!?!?!

Butt Mustard by Dan Lyons December 28, 2008