Rogue__Hero's definitions
A slang term used in North West United States to describe lower income, Caucasian people, with poor health and/or hygiene standards that often live up the valleys’ hillsides who typically like Nascar.
Look at all the junk cars and broken washing machines in Billy-Bob's front lawn; he must be "up river".
by Rogue__Hero April 28, 2011
Get the Up Rivermug.