It's origins lie with the hacker community who would refer to taking control of a computer, effectively 'owning' it.
Hackers plays video games too, so the crossover is obvious.
Incidentally, this also the origins of l33t speak. Before teens got hold of it as a 'cool' way of talking, it was used to avoid automatic search routines looking for key words.
'I totally owned their mainframe! w00t!'
12👍 20👎