The famous ownt variation, origin of team BoRo in MoH:AA, is a more insulting tense of the word owned.
You have been owned.
With the original use of the word it would seem most people I see using XP dont even own their own system :p
I fucking 0wn3d j00 n00b!!
Batman ownz the Joker (again)
Person B: It's a god damned game of rock/paper/scissors, asshole. Please die.