A waterfall or rapid.
A framework, trough, or tube, upon or through which objects are made to slide from a higher to a lower level, or through which water passes to a wheel.
The pen in which an animal is confined before being released in a rodeo.
A parachute.
A spinnaker.
To parachute.
A ravine or gorge, usually one with water running through.
An open channel or trough used to direct or divert liquids.
To transport (logs of wood) by floating them along a water-filled channel or trough.