look up any word, like porb:
The lightest and deepest snow that can only be found after a huge storm. Usually untouched and located on a slope for skiing or snowboarding. Often also referred to as the Gnar Gnar.
"Yo bro I just dropped that cliff on my board and got the gnarliest shot of white cush to the face!"
by singlemalt7 February 09, 2010