A human facial expression identified by a flaring of the nostrils and raising of the upper lip which is caused by '70s influenced funk bass playing.

v. - to show disapproval in a facial expression.

When you see someone who's natural expression for that day or moment looks like a combination of being pissed off, and smelling something awful.

The facial expression indicating a real bad stank.

The face one makes when popping and taking it to the next level by letting the nasty out.

Adj. Noun- The look of jealousy when these ho's see you and you're still popping and they're not.

When someone's face is so nasty it demands it's own adjective. (stank face) If you'd like to see one, Google Larry King without his makeup on.