Piss Muncher 

Literally: Someone that pisses into an ice cube tray and freezes their piss then proceeds to munch on their piss cubes.
Figuratively: Someone that is very weird and or very annoying.

Dean: “Hey Alex, did you hear that Oscar is a piss muncher?”
Alex: “Yeah I figured, he’s so weird and annoying.”

Piss Muncher by ZestyyLemons January 26, 2019

Molly Muncher 

Someone who does copious amounts of ecstasy

Crack is to crackhead as ecstasy is to molly muncher

Molly Muncher by Word Lord 69 October 3, 2019

Fufu muncher 

Someone who loves to devour that fufu

This African fufu muncher is devouring that fufu.

Fufu muncher by AFRICAN.HATER January 21, 2022

Fubble Muncher

A person who makes fart bubbles in the bath and then bites them with their mouth.

Karen: "Strange, Johnny just got out of the bath but has really stinky breath!" Bill: "Ya. He's a voracious fubble muncher"

Fubble Muncher by Kad69 April 26, 2022

mustin min munchins 

a group of gay neurodivergent ppl on tuatwt who were previously shreks in a swamp before eating oranges from mustin min’s orange tree.

steve blackman: i hate mustin min munchins

aidan gallagher: they saved me from the deep fryer

mustin min munchins by mustin min March 18, 2023

Carpet Muncher

A lesbian who performs oral sex on another lesbian.

"She's a total lesbian now. She's a carpet muncher."

Carpet Muncher by Babydoll75 February 26, 2019

Géderbrunch Munchi 

Géderbrunch Munchi is a slang word in Quebec meaning that someone's brain is melting because he's such a dumbass. It could also be referring to someone who sweats a lot

"Géderbrunch Munchi a dont bien chaud man"
"Le petit Geder va tu venir?"

Géderbrunch Munchi by Bullseye98 October 20, 2021