(adjetive)Extremley awesome; something or someone that pwns;a word gamers use to define someone that pwns , or player owns.
In a game of counter-strike,
"Man Majic Johnson, that strategy for taking out those terrorists was totally pwnsaur!"
Or for World of Warcraft,
"Skellm, have you seen that level 60 sword? It's totally pwnsaur!"
Or in Call of Duty,
"Nice try using that grenade, but im to pwnsaur to miss from getting a HEADSHOT, noob!"