Top definition
a type of greeting, done by hitting both fists or knuckles together
hey how are you doing?, chop knuckle!..hey longtime come and chop knuckle!.
by malik afegbua November 19, 2007
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