Shit mouth is a term used to describe a person's vocabulary. This person is usually an over talker. Talks relentlessly about shit that doesn't matter. Mouth garbage, word spewage.
by sMartipants March 2, 2012
My wife spent three years in a coma and woke up with her mouth tasting liek shit after i gave her the Puerto Rican Shit Mouth.
by Rikki fo sho January 23, 2007
by XXX_epicgamern00b69420_XXX February 16, 2020
by Crazyvideos.tv April 16, 2017
A person whom cannot resist shit from falling out of their mouth. Constantly talking of things that do not concern them.
by Josh Cause December 12, 2018