bk, meaning 'back' is a word used online a lot. when you leave for a second and are back, you might say 'bk.'
girl: hold on one sec, i need to get the phone
boy: ok no prob
girl: bk, sorry it was my friend
boy: it's ok
boy: ok no prob
girl: bk, sorry it was my friend
boy: it's ok
by debbie April 26, 2005
 Get the bkmug.
Get the bkmug. that dumb bitch dropped the bong... maaajor BK.
by A.K.T. May 15, 2006
 Get the bkmug.
Get the bkmug. by Dick Starbuck December 28, 2005
 Get the bkmug.
Get the bkmug. by YukkyTung April 26, 2006
 Get the bksmug.
Get the bksmug. Nick name for Kyle Niggerson.
BK stands for Black Kyle or Brooklyn where he be reppin'. Also, Burger King, where he gets his free dinner of the floor.
BK stands for Black Kyle or Brooklyn where he be reppin'. Also, Burger King, where he gets his free dinner of the floor.
by Anup February 5, 2004
 Get the bkmug.
Get the bkmug. by youwish April 14, 2006
 Get the bkmug.
Get the bkmug. Stands for "Boner Killer". In the vulgar terms it is literally a boner killer. In other terms it is the act of ruining the moment. Try to avoid being a BK it may lead to others in disappointment or anger.
Sam: Want to watching The Village? 
Bill: No that movie's a bk!
Bill: What time do you have to go home?
Sam: My parents want me home at 10.
Bill: What a BK
Bill: Want to go bowling?
Sam: I got to go home. My plant needs watering.
Bill: You're such a bk!
Bill: No that movie's a bk!
Bill: What time do you have to go home?
Sam: My parents want me home at 10.
Bill: What a BK
Bill: Want to go bowling?
Sam: I got to go home. My plant needs watering.
Bill: You're such a bk!
by kandabear January 8, 2009
 Get the bkmug.
Get the bkmug.