3 definitions by Nancey

Possibly the cutest way of demonstrating one's posterior
-"aww, did you fall down?"

-"yes mommy, and I hurt my bum bum" =(
by Nancey July 3, 2003
Get the bum bum mug.
A large rectangular sign on the side of the road, often with a creepy picture of someone's face or giant words screaming in bold colours that you should definitely buy a certain product or visit a certain place.
by Nancey July 3, 2003
Get the billboard mug.