Summer mouth

When returning from summer vacation with the bad language you used all summer long

Dude you got some serious summer mouth!

by AKTS August 18, 2010

Mouth Fap

An academic debate wherein the parties in question make circular arguments and often disregard the other points made in favour of restating their own perspectives over and over and over again. The "fap" indicates both the repetition and the self-pleasure experienced by mouth fappers.

"That conference panel was just a series of mouth fappers fap, fap, fapping"

by ICCats April 27, 2012

Mouth boner

That tingly feeling you get in your mouth when you think of a certain food or start eating something you've been thinking about eating.

Person 1: Why did my mouth feel weird when I took a bite of that Thin Mint?
Person 2: Dude that's a mouth boner

by sweaty-weeb February 9, 2015

Caught the mouth

Did you get head/eaten out

In reference to how serious a person is about your relationship, they won't do this unless they are serious, otherwise you are just a booty call

You keep braggin' that a nigga bought you this and a nigga bought you that, but did you caught the mouth?

OHHH OK. You didn't. Oh okay.

by Rjhillman November 12, 2017

mouth train

when you suck off more than two guys in one go/day

that bitch just sucked off four dudes, she's running a mouth train in this bitch

by LoneDigger February 5, 2017

mouth fighting

An activity performed by friends in which they use their tongues to wrestle.

Mouth fighting is common amongst exes that are settling disputes.

by Agoodfriend123@1 October 16, 2018

south in the mouth

frowning, unhappy

Ever since Eloise kicked Johnny in the peach pits, he's been south in the mouth.

by donka-dewballs January 3, 2016