Morning mouthwash

A morning mouthwash is when a person wakes up another one by spunking in their mouths leaving a morning mouthwash

Guy1: I totally gave him a morning mouthwash this morning

Guy2: damn bro that’s nasty!

by Frank Reynolds has aids September 14, 2018

Mongolian Mouthwash

A male peeing into a female’s mouth.

My husband gave me the ol’ Mongolian Mouthwash now I’m pregnant with Martians. Elon Musk help me!

by Wayne0keefe April 4, 2021

Portable mouthwash

If you're thirsty, find yourself a squirter. Collect, Bottle, and save for later.

Portable mouthwash always quenches my thirst after a long run

by Farkle Safari January 4, 2019

Mack 10 mouthwash

The act of unloading a clip off a mack 10 in someones mouth.

I heard he was talking crap, so he took em out to the back and gave em the old mack 10 mouthwash.

by the xlaxer June 17, 2010

Satan's Mouthwash

The rare term of describing how it feels to temporarily choke on your own spit mid sentence, usually some people use this term in an angry, annoyed way (In an irrational tone of voice)

Random Guy: "Steve, this morning I just got Satan's Mouthwash 3 times!"
Other Random Guy: "That sounds horrible, Alan."

by Another Unused Spoon March 21, 2021

mouthwash challenge

To drink or consume, typically a full glass, or as much as one can handle, of mouthwash. Similar to: cinnamon challenge.

How is it even possible for "the mouthwash challenge" to be popular on twitter?

by Corny Marcus January 16, 2017

Mudman Mouthwash

a sweet concoction of colgate, piss, milk, and lemon juice.

commonly made in the swamps of vietnam with whichever supplies is affordable (toothpaste is optional but colgate is the only acceptable form)

many describe it as a sweet, creamy, and tart drink.

"Im gonna make some Mudman Mouthwash in my tree tonight."

by poopfartpoopshitgasfartpee March 8, 2022