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the ultimate state of teenage girlhood. To be nictasstik is to be all things cool. If you're nictasstik you rule the school, make boys drool, and take erybody to skool, and you fo sho ain't no're a jewel. cool?
Joey: Dude, that girlfriend of your is so damn cool. I mean, besides being hot.

Scott: Yeah, i know man. Sometimes i just can't get over how nictasstik she is!

Joey: no doubt...hey, make it rain!
by DPdaix February 09, 2007
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