When one experiences a completely immobilized state while inside a bar, unable to move in any direction due to over-crowding. The most common occurence is due to heavy foot traffic in 2 directions, where a bar patron is caught in between the 2 "lanes" of people; clusterfuck inside a bar
Dude I'd like to come outside and smoke a cig, but I'm totally barfucked right now - can't get through to the front.
"His breath smells like ass mixed with wet shoe, he walks like a linebacker tried to give him a dog in the bathtub, face it: he messed up from the breast up... he BAFU."
An alternate way of saying "bye". It can be used especially when you need to leave quickly or circumstances call for it. Literally, it means "bye to you", a more direct salutation than just saying "bye".