A very submissive response. Used to show that you both agree that your idea was bad, and that it was just a joke in the first place.
Boy: Can I ask you a question?
Girl: lolwut?
Boy: Will you go to prom with me?
Girl: NOPE
Boy: kkjk
by Barky Bark November 2, 2013
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Basically, it means Okay Okay Joke.

okay = k
joke = jk

And kk jk --> kkjk

Its kinda lame. :D
Dude No1: I fucked your mum.
Dude No2: DUDE wtf, why did you sleep with my mum?
Dude No1: kkjk
by Celestiallllll August 25, 2007
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