Top definition
the act of reaching back to your african ancestors with a victory word; black slang for victory; another name for being the "best"
man walks into a supermarket
black man says"umbooku!"
the white people clap and give him praise
by tmaih April 15, 2008
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