Top Definition
Is a term used to describe a gay male that has a hairy chest and stomach that is sexually attracted to younger guys that have very little body hair (often referred to as twink)
He is such a river bear going to the club every time it is college night.
by Agentof December 23, 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.