1) Gaming, Acronym/exclamation: 1337 Pwnzor Zerg Rush - an overwhelmingly successful rush carried out by the zerg faction in the classic late 90s PC RTS Starcraft.
2) General: An unexpected and decisive attack at the very beginning of a confrontation.
Verb: Damn, LPZR'd again, before I even got my bunker down! Exclamation: omg! lpzr! kekekeke -_-