Duckface - From Urban Dictionary
Stupid facial expression put forth by stupid women that don’t know how to smile. The Duckface is made by moving both lips has far up and outward as possible. Commonly seen in photos of slutty women where the lighting is too high up or they’re taking photos of them self in the mirror. The face in which one puckers out their lips, giving them the appearance of a duck. Usually seen in Facebook or Myspace pictures taken by unattractive teenage girls because they get the impression that it makes them look better.