nekulturny 

Russian pejorative term. Literally means uncultured, but has connotations of white trash, chav, or naco.

Ivan, you nekulturny bastard, don't pick your nose in public!

nekulturny by LN_Sac October 24, 2008

neykulturnye 

Contraction of "nyet kulturnaye" (Russian for "not cultured") Perjorative term indicating the object or person specified is tacky, classless, or tasteless, eg a boor.

Ivan, you neykulturnye fool, don't pick your nose in public!

neykulturnye by dboyes99 August 29, 2010