When one's penis curves abruptly during arousle, either to the left or right forming a ninty degree angle.
Dude, I went to geometry class today. the teacher showed us his Boomerang Bone!
by Piginablanket July 06, 2010
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.×