A crossbreed between two of the most popular words in the Teenage Vocabulary; Gnarly
. Gnarbeasty refers to someone, something, or some action that is (one or more of the following) cool
etc. AND something that (one or more of the following) is big
, amazing, and other forms of the word cool and or big.
"There was a Gnarbeasty spider on my wall the other day." (The spider was Gnarly
in appearance, but big and Beasty
"We were boarding on chair 6 and I caught some Gnarbeasty air off the kicker we built!" (Basically, I caught a WHOLE LOT of air in a gnar