people thinks this means (including NOOBS) think it means "Just killing". This means "Just Kidding or Joke."
Bob:I will kill you
Bart:NO PLZ
Bob:JK dude
Means just kidding or Jungkook
I hate you, jk hahaha uuuunnnlessss... (just kidding|joking)
Did u see the new pic jk posted on twitter (jungkook)
JK is a short form for Jungkook, the main vocalist of BTS.
My bias is JK, and my bias wrecker is Jimin. What about you?
The 10th and 11th letters of the alphabet, respectfully
Friend: Hey man what's the 10th and 11th letter of the alphabet, respectfully?
Me: JK