look up any word, like cleveland steamer:
 
1.
(v.) 1.{literal} ~(ing) is the act of throwing a sandwich, commonly a roast beef sandwich (in a plastic sandwich bag) at an unsuspecting passer-by. 2.{general} to be ~ is to be unsuspectingly attacked, defeated, or rendered into a humiliating situation.
1.
Dude.. did you hear? Will Roast Beefed this random choir dude in the hall.

2.
Shoaib: Aww no that was my last life...
Miranda: YOU JUST GOT RAOST BEEFED!

3.
Parsons: {playing Killer Bunnies} AHHHH I just got Roast Beefed!
by Ap Physics May 07, 2006
 
2.
something one can say if one has just handed someone's ass to them, or otherwise crushed, destroyed, or owned in a humiliating way, such as in a video game.
Dude I just roastbeefed that guy!

You just got roastbeefed
by Jeordie October 29, 2006