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1.
Exclamation- (gw-er-p)

Something that is usually exclaimed when something cool or really awesome happens. Most commonly used by adolescents and weird adults.
Person 1: Guess what!
Person 2: What?!
Person 1: I just saw the new Dr. Who episode! And it was fricking awesome, dude!
Person 2: GWIRPTASTIC! *high five each other*
by Grim Aaron Moxie May 17, 2011