Top definition
When a free balling man, humps the back of another person allowing his balls to swing and strike like a doorknocker.
My back hurts from Pat doorknocking me last nite after his run around the track.
by thebumni September 21, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug