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, A considerable body of water flowing with a perceptible current in a certain definite course or channel, and usually without cessation during the entire year, a large natural stream of water (larger than a creek), verb_ poker To improve one?s hand to beat another player on the final card in a poker game, transitive verb_ To win a hand in poker by beating (someone) on the basis of the last community card that is turned up, intransitive verb_ obsolete To hawk by the side of a river; to fly hawks at river fowl