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3.
the singular of rice
Dude you have a rous on your face.
by zingerhoff August 16, 2013
 
1.
Rodents
Of
Unusual
Size
I was having sex with Alee in a hotel when I looked over my shoulder and saw a ROUS
by Eric Chin May 26, 2005
 
2.
R.O.U.S's are Rodents Of Unusual Size. It comes from the 1980's movie Princes Bride, in the fire swamp scene where Buttercup and Wesley encounter the ROUS's. The rodents are about the size of a large dog.
R.O.U.S are like a Capybara. They are the worlds largest rodent.
by Mina72 August 18, 2011
 
4.
Rou
Rou or R.O.U. stands for Routine Police Work
Lazy detective: Hey how'd you solve that burglary?

Not so lazy detective: R O U

Lazy detective: Huh?

Not so lazy detective: ROUtine police work bro, try it.
by Pabluras March 11, 2014
 
5.
A club for english gentlemen, who enjoy cruel/amusing sports
Let's convene the Rous Club and clout some trout
by Keith Walker February 01, 2004