n. [ Cf. OE. flum river, OF, flum, fr. L. flumen, fr. fluere to flow. √84. See Fluent. ] A stream; especially, a passage channel, or conduit for the water that drives a mill wheel; or an artifical channel of water for hydraulic or placer mining; also, a chute for conveying logs or lumber down a declivity. [ 1913 Webster ]