bddat!
The sound "gangstas" make while running up and down the halls of a suburban high school, usually done to irritate people. In some circumstances it is used in a gang display and is accompanied by a hand gesture where the hand is made to look like a pistol.
bddat!
BDDA
Person 1:Wow is that BDDA??
Person 2: What does BDDA stand for ?
Person 1: It sands for Big Dick Daddy Alex
Person 2: What does BDDA stand for ?
Person 1: It sands for Big Dick Daddy Alex