What is Bkba?
1.
Short for:
Brunette
Kicking
Blonde
Ass
Shit Brunette Bailey fucked up Blonde Brittany at Josh's Party. She's a fuckin BKBA.
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2.
Acronym for:
Brunette Kicking Blonde Ass 
1) A brunette who does just about everything better than a blonde
2) A kick ass brunette
3) A hot ass brunette
Guy 1: Damn isnt hannah fine?!
Guy 2: Hell yea! shes a BKBA!
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Random Words:
1. 
A woman that tends to lead men into a spiral of desperate wanteness. The woman then ditches the men to proceed on with her game of chase..