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 10, 2011
Go to prison. Originates from the fact that convicts from New York City would be sent up the Hudson River to Ossining State Prison ("Sing Sing").
by JDonnelly November 16, 2006
by Deftercanine April 02, 2011
by dietcokegirl May 15, 2015
by falolout August 04, 2010
by monsignor morpheus August 05, 2016