1 n. a falls or rapids.
See also: shoot ((n.)) (def. 1)
2 n. a fast-moving stretch of water over a relatively smooth bed.
See also: riffle ((v.)) (def. 1c)
3 n. Lumbering an artificial sluiceway down which logs or cribs may be directed to avoid rapids, falls, or other obstructions in a river.
See also: slide (def. 1a)