It is when you are so tired or drunk that you don't know what you are talking about and you are slurring your words.
Me: "You should take your shirt off, because you got too much pot on it."
Dude:"You should go to bed, because you got drunk mouth. And no one knows what you are talking about."
Dude:"You should go to bed, because you got drunk mouth. And no one knows what you are talking about."
by DirtyHippieGirl May 9, 2014

You are sucking up with so many complements that it's like you have your mouth full male orgasmic excretion.
After plying lots of unfounded compliments to someone, the person responds by saying, "You've said a mouthful."
by RMatrix April 12, 2021

A girl's mouth that has seen so much semen in it's day that it carries the dead souls of the billions of kids shot into it.
Andrew: Yo I just kissed Sarah
Evan: Aw hell nah bro that hoe has graveyard mouth
Andrew: Aw shit
Evan: You just made out with a whole country 💀
Evan: Aw hell nah bro that hoe has graveyard mouth
Andrew: Aw shit
Evan: You just made out with a whole country 💀
by Zeb244 February 5, 2023

by Twiisted February 8, 2019

A person with a mouth that is sexually attractive. A man or woman that is known for being skilled in giving oral sex.
by dontdoitagain October 18, 2013

by Key rut uii86 April 11, 2023

boy, in an argument with his father:
boy: dad, sorry, but I'll skip dinner tonight and (...)
father: (...) finish your chemistry and physics projects you are working on with your girlfriend Melissa? or go to James's for a juicy?
boy: kodem koll, dad, stop putting words in the horse's mouth, something you've learnt to do so well lately. it's rude. And FYI it's actually Spanish and Latin homework I was going to work on anyways. I'll work on the chemistry and physics later.
I can't go to James's, he out of town for his grandmother's funeral
boy: dad, sorry, but I'll skip dinner tonight and (...)
father: (...) finish your chemistry and physics projects you are working on with your girlfriend Melissa? or go to James's for a juicy?
boy: kodem koll, dad, stop putting words in the horse's mouth, something you've learnt to do so well lately. it's rude. And FYI it's actually Spanish and Latin homework I was going to work on anyways. I'll work on the chemistry and physics later.
I can't go to James's, he out of town for his grandmother's funeral
by Sexydimma October 31, 2012
