A barricade of negros/crowd of people in narrow places, or places in general that always get in the way when youare attempting to go somewhere.

(This is a mixture of the word Nigga and barricade.. for the weak minded.)
Sorry Miss, i was late to class because of all of the stupid niggacades in the fucking hallways!
by charHAPZmander March 9, 2011
Get the Niggacade mug.