kthnxbai

something that you say when you kinda want to rush out of a chatroom or when someone won't stfu.

In science class:
"So that's your homework. Go to lunch or whatever."
" KTHNXBAI!"

by alygrl1395 January 20, 2009

kthnxbai

What people say when they have done something wrong on a internet conversation.

Harry: Do you pick your nose?
Frank: WHAT?
Harry: kthnxbai

by Justher May 17, 2010

Kthnxbai=)

A complete conversation-ender.
Prepare to be "Wtf is this shit?" 'd

Alex: "So,whats up?"
Failip: "So, i herd you liek mudkipz."
Alex: " ... Kthnxbai=)"

by SpIrItx13 September 27, 2010