(winch) noun
1. A windlass, particularly one used for hoisting, as on a truck or the mast of a crane, derrick, etc., having usually one or more hand cranks geared to a drum around which the rope or chain winds.
2. A crank with a handle, used to impart motion to a grindstone or the like.
—v.t. To move, hoist, or haul with or as with a winch. [OE wince]
—winch′er noun
WINCH

(winch) v.i. Obs.
To wince; flinch. [See WINCE¹.]