a person with a funny face
'woahh dude she is hot!'
'dude, no she isn't shes got a nugget face!'
Any person or living thing with a face that is similar to that of a pug dog's face and(or) similar to a mongoloid's facial expression or face.
Any person that looks or smells to be disgusting but at the same time has pock marks either on their cheeks and(or) covering their face and neck.
A boy who looks constantly upset or frowning.
Who is that nugget face in the corner over there sulking by himself, oh it is actually just Josh Hartnett.