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1. Abbr. R. A large natural stream of water emptying into an ocean, lake, or other body of water and usually fed along its course by converging tributaries.
2. A stream or abundant flow: a river of tears.
3. The fifth and last of the community cards in various poker games, especially Texas hold'em.
tr.v. riv·ered, riv·er·ing, riv·ersIdiom:
To win a hand in poker by beating (someone) on the basis of the last community card that is turned up.
up the river Slang
In or into prison.
[Middle English rivere, from Anglo-Norman, from Vulgar Latin *rīpāria, from Latin, feminine of rīpārius, of a bank, from rīpa, bank.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
having a river or rivers
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014