A state of mind which one will hear and live a conversation but will not retain any information therefore leaving them in a state in which they are left drawing a blank.
Man 1: Dude, We gotta see that new movie, it looks sick
Man 2: Yeah man, fo' sho'
Man 1: Cool, so when we gonna go see it?
Man 2: See what now?
Man 1: Did you just Blank Out?