The constant use of foul language intertwined with normal conversation. "Potty mouth"
Melissa: "My kid's soccer coach is such an a**hole! I can't f**king believe that he pulled my kid from the game! I'm gonna go kick his f**king ass!

Jim: "There you go with your Missy Mouth again!"
by SCNow January 17, 2010
Get the Missy Mouth mug.