When you’re giving a rimjob and the person farts in your mouth.
Guy: I was eating Sally’s ass last night and she farted in my mouth. But I kept on going.
Other guy: Dude, you’re a cloud muncher.
Someone eating a sandwich that has just been beaten up by a gangster for no apparent reason.
My wife became a sucker muncher during her lunch break last week and now I'll visit her in hospital.
A person who is addicted to giving hard core oral sex to a woman. A nibble doesn't hurt once in a while, but this person takes it to the extreme.
A person who cannot get enough of licking a woman out, so they say they like to munch on her clunge, they are known as a clunge muncher.
One who is dumb, mean, or complete shit
For Example "Jonny you poopy muncher, don't kill that man"
Someone who is a coon eating another coon for pleasure.
Usually used against Bangladesh/Bengali's
They eat a lot of fish reasons why because they probably love giving its gils a blowjob but its also because they have a lake full of fish which makes it pretty much the only food they have they've come to like it over the years but now they can eat an whole aquarium.
Boy: Fish muncher go back into the ocean
Oi you fish muncher give me all the fish u got your tank
a common insult on discord describing a young infant .. munching a breast
"you fucking breast muncher"
"what"