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 June 1, 2012
Get the Shit mouthmug. 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 December 9, 2008
Get the Puerto Rican Shit Mouthmug. by Crazyvideos.tv April 16, 2017
Get the Shit mouthmug. by XXX_epicgamern00b69420_XXX February 16, 2020
Get the Shit mouthmug. 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
Get the Shit mouthmug.