a way to kill an online conversation you no longer want to participate in.

A Cocky Phrase People Use Instead of O.K.

it actually means "ok ok" pero people use it with the meaning "alright"

it is most used in online games.

kk is often meant as a quick way of saying "okay"

however, it has an alternate meaning that many don't know about. kk can be short for "Keke", which is the Korean equivalent of "Haha"...

ok ok! when ppl don't really care...just to show that they're listening

On dutch gaming servers often an abbreviation of the word "kanker" which is dutch for "cancer".
Usually used to express anger.

the lazy way of typing "k" into a message using a blackberry pearl--because if you type just a 'k' it shows it as a 'j', so instead of backspacing and typing 'k' again you just type two 'k's to make it go faster.