Frown

[Sarah]

To repress or repel by expressing displeasure or disapproval;to rebuke with a look; as, frown the impudent fellow into silence.

[Sarah]

Commonly seen in pictures of Emo people.

Turn it upside down!
RIGHT NOW!

[Sarah]

An inverted smile.

[Sarah]

The downward journey the facial muscles make when pissed off.

[Zipporah Schumaker]

Furrow ones brows in an expression indicating disapproval, displeasure, or concentration.

[Renato]

A fake brown, meaning a [white washed] [Indian person] who is brown or [Indian] in appreance but acts white and is very dumb.

[Merna]

Form an expression of disapproval, displeasure, or concentration, typically by turning down the corners of the mouth.