A rich, entitled, generally (but not necessarily) white male who has "broken free of society" to live in a luxury Sprinter-type "van" in order to pursue various extreme sports at a relatively low level. They are generally seen drinking gourmet coffee while working on their
personal branding,
spraying questionable
beta to anyone within earshot, and shouting "
send it!" on beginner routes. See also
douchebag,
jerry.
Ugh, the Buttermilks are full of vankerouacs triple padding the Ironman Traverse today. Let's go to the Sads.
I wish that vankerouac would spend more time actually climbing the route and less time posing for shots for their Instagram. Other people would like to try it.