Knapp
Knapp is a new word quickly gaining popularity in the west coast. Originating in Reno NV   knapp's definition is very similar to words like sick , gnar , and awesome. It is generally used as an adjective, but can also be used as a verb, or even a noun.
"Yo that shit was knapp bro!"

"Damn check out that fine breezy she's knapp as hell!"