1 definition by DaGangBanga
A black out (or blackout) is another word for a mass murder. A black out is when someone goes to someone's home to kill everybody there.
"Yo, my bitch is cheatin' on me with some other nigga!"
"What you want me to do about it?"
"Do a black out dun, make sure there are no witnesses"
"What you want me to do about it?"
"Do a black out dun, make sure there are no witnesses"
by DaGangBanga May 11, 2009