thresh

 
Pronunciation: /θrɛʃ/

verb

  • 1 [with object] separate grain from (corn or other crops), typically with a flail or by the action of a revolving mechanism: machinery that can reap and thresh corn in the same process (as noun threshing) farm workers started the afternoon’s threshing
  • 2 /θreʃ/ [no object] move violently; thrash: a creature threshing in a net [with object]: it threshes its wings frantically overhead

Origin:

Old English therscan, later threscan, of Germanic origin; related to Dutch dorsen and German dreschen. Compare with thrash