Definitions by Edmaster7263

BFBM 

Big Fuckin' Bowel Movement

Ed asks, "Hey stu, why were you so late to class this mornin'?"
Stu answers, "BFBM."
Ed promptly replies with a nod, "Ah right. Say no more."

BFBM by Edmaster7263 January 5, 2010