adj. The quality of being something really amazing, cool, interesting, or even great.

The term originates during the late years of 2009 in Kanata, Ontario at All-Saints Catholic School.
Me: Yo man whats goin' on?

Wilfrid: Back from Science with Mr. Wu

Me: Oh sick man, thats pretty bunsly
by AnnorexicMotherHen September 9, 2009
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