1 definition by Pulchunk

Top Definition
Contrary to its wording. Sick-Nasty is a good thing. It means that something is so cool that it is sick but at the same time nasty because you want some of it.
Kevins girlfriend is sick because she acts just like a guy, but then nasty because we want to f*#$k her, therefore making her Sick-Nasty.
by Pulchunk September 05, 2006
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