1 definition by Michael McG

An insulting term used to refer to a person who frequently employs foul language.
"Why, Ron, Why? Why did you say those things...you, you nasty poop-mouth. Poop...Poop mouth, get that poop out of your mouth" "Garth, If I gave you some money out of my pocket would that help ease the pain?"
by Michael McG April 8, 2008
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