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A member of the Russian mafia who has unhealthy obsession with Russian porno and has about 1 terabyte of porn on his hard drive.

Also, has been known to be so horny that he has to whack off while driving a car.
Man, did you hear about that kid Arseniy?

He got busted for having child porn and watching it in the library!
by Chopmankins October 04, 2009
Someone you abuse, when drunk.

someone of questionable religious background.
"I think you are lying, arseniy."
by saurkraut September 05, 2007
a big fat loser that goes to bellarmine
Man i dont like that kid, Arseniy
by p--money May 01, 2005