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1.
Mold PLUS fungus = Mungus. Instead of saying there's a lot of mold and fungus in the air or on something, there would be a lot of mungus on it.
There is a lot of mungus all over everything in the forest today because it's been a very wet and humid Fall. There's mold everywhere and fungus everywhere. There's even "mungus" in the air!
by C4_Ever_Eyes November 09, 2009
 
2.
A quiet man who helps Jimmy Fallon on his late night show by carting various things on stage.
Fallon: What's your name?
Mungus: Mungus.
*awkward silence*
*audience laughter*
by Stiverton August 03, 2009
 
3.
weird animal
-cat head
-bear body
-rabbit tail
- frog feet
- not smart

i saw a mungus in the woods!!!!
by Jordan Boucher December 04, 2007
 
4.
Mung-gus
-adjective

1. an abbreviation for humongous

2. something very large in size or amount

3. an insult of the highest degree

"Look at his giant, mungus afro! He looks like a walking microphone!"

"How dare you call me that! Atleast I'm not a mungus..."
by Prodigy1120 February 22, 2009
 
5.
Meaning, "a beastly character or object, often gross or obscene, female version of a hungus, which is the same thing, just male styles.".

Used mostly in New Zealand.

This definition for this term was created by Lucy N. Coz she's "cool like that."
Lucy : "OMFG what a Mungus. Look at her hair!"
Hayley : "Ew. I know. She goes out with that total Hungus."
by SynchronisedFucktards April 16, 2007
 
6.
Someone lacking brain and will power. Dopey and weird at the same time.
Hey Joe stop Being a Mungus. Son Stop acting like a mungus.
by Ken Stricklin May 23, 2007
 
7.
a hairy mingus (hairy female genitalia)
ew lisa needs a wax, she has a mungus!
by frizzlyjillybean May 10, 2007