Literally means, "Okay, thanks, bye" Usually said to be a bit more sarcastic and rude when trying to make a point. Used to end a conversation/point quickly.
"You're so stupid, don't ever talk to me again, kthxbi."
by priceisright August 2, 2005
I understand. Your help in this matter has been greatly appreciated. However, with much regret and much haste, I must be departing from our conversation.
by i made this box June 19, 2003
by Dave Gordon July 7, 2004
Girl: oh my god, i forgot my phone in the bathroom. dont let me fall asleep kthxbi.
Guy: You're stupid.
Guy: You're stupid.
by MMMCheck July 26, 2009
moo
kthxbi
kthxbi
by hobo powers September 7, 2003