Top Definition
A phrase generally used as a threat. The origin of this word is unknown, but it is generally used from male to male. It threatens the act of homosexual oral anal sex within the straight guy community.
Dude, if you don't stop messing with my girlfriend, Imma mouth your ass!
by FHN_Nathan February 18, 2011

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×