poop in your mouth

Poop in your mouth is slang for talking crap.

Poop in your mouth: That boy had so much poop in his mouth he didn't know where to spit it all.

by keepinit 100 all day boiy March 10, 2016

poop out your mouth

Used when someone refers to an idiot who says stupid shit every time they talk.
Can also be referred to in context of the Southpark episode where Cartman demonstrates how to eat with your butt and poop out your mouth, literally.

You need to stop talking. It's like you poop out your mouth every time you open it.
You see that episode of Southpark where Cartman pooped out of his mouth?

by drdra February 08, 2008

poop out your mouth

verb. to vomit, puke

When you drink too much, you may poop out your mouth at the end of the night.

by Picard March 30, 2006