1 definition by Joe 79

A dirty girl, preferably good looking, who partakes in dirtysexual acts such as sucking dick or taking it up the ass.
Joe: Hey Alex, Julie B is on TV.
Alex: Oh man she is a Potty Mouth.
Joe: Yeah, I would dip my balls on her forehead.
Alex: And she would love it!
by Joe 79 April 15, 2008
Get the potty mouth mug.