The term is often used as a shorthand identifier for the typical varieties of neon adorned "steezy" snowboarder bros who tend to be the primary exemplars of the fashion.
"Yeah, man... Looks like they are toking up before they go "shred the gnar" or whatever. Would you pass me my shades?... hurts like looking at the sun."
"Agreed. I'll go inform them it's not 1987 right away."