Top Definition
Someone who thinks they know everything about a specific game, but are never online. 99% of the time proven wrong when questioned. Hence the meaning: I Am Always Wrong.
Guy1: Hey did you see that guy?
Guy2: Yeah, he's a real IAAW.
Guy1: What a tool.
Guy2: Yeah, he's a real IAAW.
Guy1: What a tool.
by AnonymousUsers
September 26, 2010
