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Used by savvy internet users who wish to create a sense of conclusion with a short and to the point phrase.
OMG I have some new myspace pictures go comment now! kthanksbye
by Richierichh August 28, 2006
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Jun 24 Word of the Day
An exclamation made when your friends or family are teasing you to a point where you can't handle it anymore and a hissy fit is in order.

Derived from a YouTube user's famed outburst following Britney's lackluster performance at the 2007 VMA's.
Sarah: 'OMG Susan, I can't believe you are wearing the same skirt as yesterday. Oh, and by the way, EVERYONE knows what you did with Kevin on the weekend. Plus you look a little fat, are you retaining water?'

Susan: 'LEAVE BRITNEY ALONE!'
by Billy Chickenhole September 15, 2007
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2
a statement used at the end of a conversation, at the end of a statement, or when there is an awkward silence.
I love jess and melissa kthanksbye.
by jeekaandmeeka June 19, 2009
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3
a retarded saying for middle schoolers and highschoolers that havent hit puberty yet that makes them feel cooler even though everyone who reads it makes fun of them
UhMmm likeee we are SOOO going to Annie's Ice tomorrow!!! kthanksbye :)
by Caraw July 29, 2010
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4
when someone tells you information that you really dont care about.
or when someone is giving you a big lecture when you do something bad and you reply with a K THANKS BYE
ex.
sam- "mark told me he is going to beat up jordan"
fred- K thnaks BYE!
ex.
teejaie- dude i just lipped off sam
dude- you really shouldent do that your going to make her hate you.
teejaie- k thanks bye..!!
by TEEJAIDS March 04, 2009
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