Used mostly in New Zealand.
This definition for this term was created by Lucy N. Coz she's "cool like that."
Hayley : "Ew. I know. She goes out with that total Hungus."
1. an abbreviation for humongous
2. something very large in size or amount
3. an insult of the highest degree
"How dare you call me that! Atleast I'm not a mungus..."