1 definition by Kbizz
Short for "Blacked The Fuck Out," generally referring to a period of memory loss due to excessive alcohol consumption.
Friend 1: So, how was your night last night?
Friend 2: I don't really know, I BTFOed before we even left for the bar.
Friend 2: I don't really know, I BTFOed before we even left for the bar.
by Kbizz December 13, 2006