A girl that can not go very long without seeing the guy she likes. She will make multiple trips to see him in one day. She will do anything for him even if it means jumping off a bridge. She lies alot and can get away with anything. People belive her very easily. She has a sister that likes to tackle people and go through your phone. She is very funny but can act like a blonde. She does alot of stupid things. She is obsessed with justin bieber.
-Did you go to the justin bieber concert last night?

-Yeah there were a ton of kelli's there!
by Rosalita your bff March 2, 2010
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slutty bitch. nuff said.smells badd.HAIRY.weird eyes.awkard body.cant take pictures.
christie: you're such a kelli!!
d'andra: omg! that's the meanest thing you could say!!
by truthers December 4, 2012
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A temporary boyfriend / girlfriend until your crush comes around. Named after "Kelly Girls", from Kelly Services.
ie.
They won't last, that's his kelly until Miranda is ready to hook up with him
by Rod Beatty November 18, 2006
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Someone who dumps ppl for other ppl that are more popular. most likely a flirt (in a bad way) and usually is a bitch/hoe.
Sum1 random: dude she just told me she didnt want to be my frend anymore.

Another random person: duuudddeee, sheee is a total kelly...
by sum1 random February 19, 2008
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A very sexy voiced radio personality on FM96 in the lovely London, Ontario. She Works with tucker and taz and probably beyond a reasonable doubt give's many male's on there way to or from work in the morning a Hard-on. also probably has the sexiest of voices on the station as well.
Water Cooler guy 1 : did you hear kelly on FM96 this morning?

Water Cooler guy 2 : yeah i totally got a chubby her voice is sooo sexy.
by KermitT.Frog October 24, 2011
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That way ^. Tall, long haired, Goddess of Hatred, despises penguins, founder of i_hate_hannah.com, whale noise maker. I-pod addicted singer, loves US!!!
'Omg,she's tall, long haired, and hatefull. Thats so Kelli-like'

'lets sin against the Kelli, Goddess of Hatred, and breathe loudly, and say goodnight & goodmorning everyday'
by Homies October 16, 2007
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