Meaning

noun the act of separating grain from chaff

verb separate the chaff from by using air currents

verb blow on

originFrom Middle English wyndwen, from Old English windwian (“to winnow, fan, ventilate”), from Proto-West Germanic *windwōn, from Proto-Germanic *windwōną, *winþijaną (“to throw about, winnow”), from Proto-Indo-European *wē- (“to winnow, thresh”). Cognate with West Frisian wynje (“to winnow”), dialectal Dutch winden, winnen (“to winnow”), Middle High German winden (“to winnow”), Icelandic vinsa (“to…

Etymology from Wiktionary, CC BY-SA 3.0