Definitions
1.nounThat which winnows or which is used in winnowing; a contrivance for fanning or winnowing grain.
2.verbTo subject (granular material, especially food grain) to a current of air separating heavier and lighter components, as grain from chaff.
3.verbTo separate, sift, analyze, or test by separating items having different values."They winnowed the field to twelve."
4.verbTo blow upon or toss about by blowing; to set in motion as with a fan or wings.
5.verbTo move about with a flapping motion, as of wings; to flutter.