1) Noun: A Firearm.
2) Noun: A powerful punch, a knockout punch.
3) Noun: sound of a gunshot.
1)"I am running with the blakka!- Lil' Wayne"
2)"I hit him with the blakka!- Blakkaman"
3)"dont worry bout your man thats why i carry the chopper it go blakka blakka, blakka ba blakka blakka'' - Ace hood
n. Blakka (blaak-kú)
An onomatopoeia most likely first used by The Notorious B.I.G. in his 1994 debut album (Ready to Die) song, Gimme The Loot. It's used to describe the sound of a gunshot and/or the sound(s) heard in a fight such as, Boom, Pow, Blam, etc.
The Notorious B.I.G.: Man, niggas come through I'm taking high school rings too. Bitches get stripped down for they earrings and bangles and when I rock her and drop her I'm taking her door knockers, and if she's resistant Blakka! Blakka! Blakka!