mouth-crap 

Throw up and vomit are descriptive enough. Mouth-crap is.

Jamie told little Jimmy that he smelled like ___________.

a) roses
b) clean laundry
c) AXE
d) mouth-crap

mouth-crap by jets333 October 3, 2008

Nap Crap Mouth 

When you awake from a casual nap and notice the terrible, weird taste in your mouth. It feels chalky and taste raunchy.

Who jizzed in my mouth while i was napping? I fucking hate nap crap mouth!

Nap Crap Mouth by Titty McDick May 6, 2011

Crap Mouth 

When a person's breath smells like dog shit.

My boss had such a bad case of crap mouth, I almost barfed after he came into my office to talk to me.
After drinking coffee that was quite old, i developed a bad case of crap mouth.

Crap Mouth by Doobee1168 August 3, 2009

take a crap out of your mouth 

verb
Meaning to seriously spew some bad language or something horrible, verbally.

Peter: Geez, man! Karen is such a *&#@% in a %$@&%$# with a &@$%$& on her @%$#^.

Sam: Wow, watch it dude! Karen's my girlfriend!

Alecia: Yeah, Peter. Way to take a crap out of your mouth.

take a crap out of your mouth by MissTwix March 28, 2009

cat crapped in my mouth

When you wake up with the worst taste in your mouth after a night of heavy drinking and smoking.

After we were out partying all night, I woke up and that damn cat crapped in my mouth again.

cat crapped in my mouth by Jeremy Gilley December 28, 2007

mouthrape 

Non-consensual oral sex.

Sarah got mouthraped by a mouthrapist.

mouthrape by mr_hankey2589 December 19, 2008

mouthrape 

The act of inserting your tongue into a person's mouth without giving them any warning.

*splurch* *smooch* *splip*
Girl: You totally just mouthraped me!!!
Boy: Yep. 8D

mouthrape by This is my pseudonym. March 15, 2009