A combination of the words shit and narsty, a modified version of the word nasty, which combined yield an adjective describing something that is utterly and horribly nasty.
John: "That woman is utterly disgusting. I wouldn't even look at her if we were the last two people on the planet."
Ben: "I know, man. She's shnarsty!"
Ben: "I know, man. She's shnarsty!"
by dghul July 26, 2009
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