Top definition
When a person is so fat that the back of their knees look like the fronts of their knees
Dude did you see her back knee?
Yeah man, that shit was gross.
by SeizurgasmDude February 12, 2012
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