Top Definition
ninoska is a term which describes one of active sex drive and great laid. The word Ninoska may also pertain to one who is hot, sexy and sassy with an amazing sense of humor and great ass too.
Guy 1: Did you see that hot-ass chick last night?

Guy 2: Yeah, she was a Ninoska.

Guy 1: Uh, I should have known!
by dangering February 24, 2010

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