The tangy yellow spread secreted from the anus during copulation - often used as a spread on chicken sandwiches.
by John November 12, 2003

by WhooferTit April 22, 2005

True name for Deviled Eggs. Hard boiled eggs cut in two. The yolk removed and mixed with ingredients such as mayo, mustard, salt, pepper.
by Mustard Canoe pirates July 23, 2011

The crust left on the end of the eurthera after sex that makes pee go in several directions simultaneously.
by Helpful guy. April 13, 2014

a totally kick ass ska band that no one has heard of. if you ask people if they listen to mustard plug, they look at you as if you had the word "dumbass" stamped on your forehead.
by spartan73 April 8, 2006

When one dude covers his junk in mustard and another dude rubs it off with his hand and then licks the mustard off his hand.
by Colonal Mustard December 1, 2009

by King of Porn October 25, 2003
