Mushmouth 

a term used to describe a state of intoxication in which the individual cannot speak properly or when the intoxicated individual makes random remarks having nothing to do with the preceding conversation.

Person 1 : "Dude, what the hell was that guy talking about?"

Person 2 : "I don't know man, he has mushmouth, he just did 6 shots!"

Mushmouth by sabotageman November 12, 2009

Muckmouth 

Someone who swears a lot.
Can also refer to semen in the mouth of a girl (or boy).
Also a skateboard magazine based in New Zealand.

Alex was wanking in the bath and the jizz landed in his mouth. Bloody muckmouth.

Muckmouth by nobjockey101 October 28, 2008

Mushmouthian 

A persons, after imbibing in too much alcohol, who has problems speaking common words, phrases or sentences clearly or audibly. Usually the words come out slurred or several words may be linked together to form a new random word.

When I was at a party one of the people had so much to drink they spoke Mushmouthian and noone could understand a word they were saying.

Mushmouthian by Maidenhawk July 7, 2009

methmouth 

a decayed mouth, missing many teeth, usually secondary to methamphetamine abuse

"Yo, that girl's grill is fucked up. She got methmouth"

methmouth by crossbaybridge March 13, 2014

methmouth 

When a person has very bad breath or has lost teeth from using so much crystal meth, you are considered a methmouth.

He smokes so much fucking crystal that now he is a methmouth.

methmouth by SeekretsJlove March 24, 2008

Mush-Mouth 

Native Language of Jamaal Charles, Running Back for the Texas Longhorns. Language consists of whole sentences combined into one "word". Also, great emphasis is put on repeating one syllabus of a word over and over and over. Not understood by 99.998% of the world's population.

Despite speaking Mush-Mouth, Jamaal excels in academics at the University of da da da Texas.

Mush-Mouth by IStabPeople September 8, 2008

Mudmouthed Belladonna 

When a woman sucks a man's dick with a mouth full of dirt, which will become mud eventually as she salivates.

"Hey, so I heard you finally convinced her to give you a Mudmouthed Belladonna."

Mudmouthed Belladonna by helloilieku November 20, 2011