What is 'papped?
To be struck in the back of the head in Halo, or otherwise humiliated in a video game.
Kenny: Where is SocceRob?
Kyle: I don't see him.
Kenny: I think he's behind you.
*SoccerRob strikes Kyle in the back of the head with the butt of his pistol*
Kenny: Ohhhh, you got 'PAPPED!