A word often used in online games, such as Counterstike and other first person shooters (FPS). It is used to describe the action of dominating another player or players. Often misspelt as "0wnz0red" or "Pwnz0red" by the "lite" players.
Counter terrorist: OMFG, I totally like ownzored like 1/2 your team!! ROFLCOPTER!