Definitions by Gnarly Jax of OFWGKTA

Thrasher 

A name used for a really good skater in the 1980s.
Ex. Tony: Stacy, you're a total thrasher!
Stacy Parelta: Dude you're pretty gnarly too!

Stacy Parelta is a total Thrasher.

Thrasher by Gnarly Jax of OFWGKTA January 3, 2015