look up any word, like the eiffel tower:
 
1.
Breastfeeding baby that eats constantly. may keep you up all night demanding to eat. Also wants to eat every thing in sight.
Okay you little munch nugget, I am awake now.

The little munch nugget kept me up all night eating.

Look at that munch nugget go!
by foodsource July 11, 2009
 
2.
Someone who eats ass, or is a total idiot, jerk off, or just simply pisses you off. Also see "Douche Canoe" or "Tool" Munch Nuggets are a zit on society's ass!
That dude is a total munch nugget!!
by bornabadfish May 11, 2011