The rules of the Thwap are:
A) A Thwap is performed as a joke B) You dont Thwap someone you dont know..Ever
C) A Thwap is only a Thwap when saying "Thwap" as you Thwap... Got it?
The pristine sound of a perfectly executed beer pong shot in which the ball hits the water and the cup simultaneously, and as a result the opposition is unremorsefully splashed in the face.