Someone that eats food that should have probably been thrown away long ago.
A: "Hey, toss this in the garbage, its spoiled"
B: "What, nah, its got another 3-4 days on it"
A: "Dude, its got mold and slime on it"
B: "It's fine, it's fine. I'll eat it"
A: "Freaken dumpster muncher..."
A male predator interested in younger girls specifically, Usually an overweight male.
"My uncle is such a Cupcake Muncher bro, he keeps hanging out at the middle school"
Someone who regularly gets stoned by eating Space cakes, Brownies or space shakes laced with marijuana.
That dude was stoned again last Friday night, yeah he was eating space cakes again, hes a proper Weed muncher.
Person who is very dumb, usually referred to people who are autistic or mentally challenged.
This is an example of the word being used “Tony is a stupid fucking graphite muncher!”
An individual who is mentally handicapped or has a developmental disorder
“Oi look at Alex’s brother, he’s a fucking muncher”
You like to munch on pussy or perform oral sex on a female
“Brody definitely a muncher”