n. a social event or dance to which the gentlemen involved invite the ugliest skanks that can be found in time for the occasion. A prize is usually awarded to the guy who brings the broad judged worst.
"Hey John. What say we organize a batfuck for Saturday night next."
"Kewl man! We haven't had one of those since last spring, and I know just the perfect hog. Yowsa!"
Totally insane; insane enough to fuck
May be used adverbially as an intensifier (e.g. "batfuck crazy") or on its own as an adjective.
You little sister is completely batfuck crazy. She was trying to smoke a coathanger.
Yea, she's totally batfuck man.
to backstab or go behind one back; synonyme to rat fuck
Nobody bat fucks me and gets away with it
When you get fucked by a bat
John batfucked Sally. Therefore sally got fucked by a bat.