The name of the greatest Battlefield 1942 Desert Combat Mod player ever.
Yaz is used as a phrase to say "I got owned". This phrase is now used because no one can or ever will be better than Yaz in Battlefield 1942 w/Desert Combat Mod. Yaz is also said to express the infinite amount of ownage that Yaz has upon anyone in the game.
"I got Yazzed" (I got owned"
"Yaz" (Yaz owns everyone)
"OMG it's Yaz" (AHHH everyone is going to die a neverending death!)
"Hey Yaz" (I'm going to get owned by Yaz")