[ˈwɪnəʊ], (Verb)

Definitions:
- blow a current of air through (grain) in order to remove the chaff
(e.g: a combine cuts, threshes, and winnows the grain in one operation)

- (of the wind) blow
(e.g: the autumn wind winnowing its way through the grass)


Phrases:

Origin:
Old English windwian, from wind (see wind)