To receive sexual stimulation from the oppsite sex's hand, whilst intoxicated. This can be via a 'hand job' or just by touch.
Guy A "Oh shit man, I think he got A Billing last night!"
Guy B "What?! From HER!? No way... He can't have been THAT drunk.
Guy B "Well, he said he was... But I'm pretty sure I only saw him drink two cans.."
Guy C "Gonna try get with her tonight?"
Guy D "Yeah I reckon I can get A Billing out of her before I leave"