look up any word, like bae:
A Ruzkin is a nerd who writes a lot of fantasy novels, very funny reviews, doesn't come out to train Parkour enough, who ought to buy a long board but is an alright bloke regardless.
"How's that Chris H-K guy? I think he's pretty cool"

"He's a bit of a Ruzkin"
by Asshole Ranga February 03, 2010