BK 

Someone who is as dumb and rude as burger king

Dude you are so BK!

BK by kbbk April 12, 2011

bk 

Best kind.

1: I just got a fuckin used trike $50!

2: That's fuckin bk b'y!

bk by UmlautBanana May 5, 2011

bk 

Brass Knuckles

"Hey Tony, pass me the bk's imma let him have it"

bk by Trizzy40oz August 22, 2012

BK 

Buzz Kill

Shawn is such a freaking buzz kill for ruining the party last night. BK

BK by TokyoWard November 5, 2013

bk 

it is a persian expression and short form of be kiram .
"be" means to and "kiram" means my dick .
it somehow means to my dick , I don't give shit , I don't care and ext .

-I think I'll fail this test.
-bk :) !

bk by pearl :) May 28, 2016

bk 

Bankruptcy

It was a great gig but the place went BK

bk by DoubleBogeyMan December 28, 2016

Bk 

If you don't feel like writing the full word of book then just write bk

We need the bk for tomorrow

Bk by Trying 2 help February 16, 2017