2. An apparatus used for winding silk, cotton, etc., on spools,
bobbins, reels, or the like.
3. (Arch.) One in a flight of steps which are curved in plan, so that
each tread is broader at one end than at the other; — distinguished
from flyer.
Wind"er (?), v. t. & i. [Prov. E. winder a fan, and to winnow. &?;. Cf.
Winnow.] To fan; to clean grain with a fan. [Prov. Eng.]