Definitions by Big Willie A.K.A. Payaso

yaddaddamean 

It means do you know what I'm sayin? or Do you understand me?
It's part of the Bay Area lingo. Part of the Hyphy movement.

GUY 1-That shorty's got a fat ass, yaddaddamean?
GUY 2-Yeah I hear ya, I know what your sayin.

yaddaddamean by Big Willie A.K.A. Payaso April 8, 2006