Top Definition
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
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.