Mouth poo

Vomit

Please excuse me, I am forced to mouth poo

Punch a bitch in her mouth

To put a bitch in her mouth when she plays with you

I’ll punch a bitch in her mouth if she plays with me

Cried in mouth

Russian slang for someone being bad and or gay

go cried in mouth

cactus mouth

Mouth that is beyond the OD cotton mouth. It's the desert.

Jeffy: Pardon me Jerome, but I am worried that I may have procured the O.D. Cotton Mouth.

Jerome: Fuck that shit meng! I got CACTUS MOUTH!

Cloud Mouth

When you have horrible cotton mouth.

I need water I have horrible cloud mouth.

Big's Mouth Discipline

big's mouth discipline is basically trigger discipline but for your words, you stop yourself from saying anything personal or grotesque

gerald: OKAY YOU KNOW WHAT BUBBY THAT'S WHY YOUR DOG D- big's mouth discipline. remember the big's mouth discipline. sorry bubby

bubby: What

wavy-mouth

Da drawn-for-comedic-effect "squiggly-lips-line" facial expression dat a cartoonist employs to indicate a confused, shocked, or distressed mindset of da character displaying said weird look.

Sarge: Look at all these awful news-items in the newspaper --- fire, floods, famine, you name it! I wish I could hear even one little piece of actual GOOD news for a change!
Zero (in naive cheerfulness): My sore toe is better!
Sarge: (glances up at Zero with his classic "wavy-mouth" expression)