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1 definition by www.coastlongboarding.com

 
1.
A synonym of rad. To be nersh is to be of appreciation usually in an extreme context.
"Dude, that guy Turd Ferguson is totally nersh."

"Some dude gave me a hot carl the other night when I was drunk, it was totally not nersh."
by www.coastlongboarding.com February 15, 2006