See ABP. BABP is bloody acid butt piss. The condition is much worse.
Please excuse Kenny from school today. He was sick last night with BABP. Thanks.
by pattycakes January 14, 2005
Bad Ass Beer Pong. Commonly played in Basements or attics.
Jimmy and Connor spent all last night playing BABP. They are actually Getting better!
by Anonomus. August 09, 2007