1 definition by Valhallaskates

Top Definition
A word used to describe something that is favorable or cool. Can be used as an adjective or just as a means of ending a conversation. An alternative to word or any other saying of that nature.
Did you see Louie Barletta's part in Bag of Suck? I think it was pretty gnar gnar.

I dunno man, that ledge looks pretty gnar gnar.

Person 1: Ok man Ill call you later about hitting the park.
Person 2: Gnar gnar.
by Valhallaskates January 21, 2010

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