To throw up slightly in one's mouth, then swallow it.
"Oh man, I better slow down, I just kiffined after that last shot of Jack Daniel's."
by Gwilo February 1, 2010
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The act of being fired at the airport by your bus as soon as you step off the plane, made famous by USC head coach Lane Kiffin
I thought I nailed that presenation until I got kiffined at the airport
by TmTom January 26, 2014
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That person who is always the most annoying in a crowd. They always want to talk to you about Tennessee football, but you're like "GO AWAY!!!" That is a Kiffin. This person has no life and is pretty much wearing bright orange all the time. Yeah, those type of people will not make it very far in life.
Man, this kid at school will never leave me alone. He looks like a trustee walking over here with all that orange. He must be a Kiffin.
by #1 Dawg Fan May 19, 2009
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A foolish or stupid person. A person with a mental age below three years and generally being unable to learn connected speech or guard against common dangers. The term once belonged to a classification system considered offensive, but in 2009 prevalent use of the term has been granted widespread acceptance.
Al Davis is no idiot, he fired Lane Kiffin.
by bb3 February 6, 2009
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(noun; adj) to act in lame and homosexual manner.

to act un-bro like.

to wear a fruitty visor.
Matt: Yo Brian, turn on channel 33, this movie is hysterical.

Brian: Maybe later, right now I'm reading.

Matt: Ok, Lame Kiffin
by Bro-mel March 10, 2010
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It's when you commit to something and then pull out for your own selfish reason(s).
Man I can't believe Lane Kiffin, backing out on Tennessee like that. He must be leaving for a crapload of money. (Thus, Lane Kiffin was pulling a Lane Kiffin! :0 )
by Crispynublet January 13, 2010
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backing out on someone or on a big project.
Lane Kiffin kiffin-ed out on the University of Tennessee when he decided to quit just after one season for another coaching job at USC.
by rilizzle44 January 13, 2010
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