A face in which has a buttocks, or "bum bum" upon it.
I met a bum bum face today. He has smelly breath, and bad conversation.
by Monstramo September 07, 2003
a person who has a large crack on there face almost looking like a bum crack
that nice man in the corner has a bum bum face
by jenson Swader September 08, 2003