1 definition by Tuckahhhh

The bastard child of the words gnarly and hardcore. It's used when just one of those words won't suffice.
Something both gnarly and hardcore.
Badass.
"I'm so gnarXcore;; I lather. I rinse. But I NEVER repeat."

"Dude, that band is so gnarXcore."
by Tuckahhhh February 14, 2007
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