"threshing" in the noun sense
the separation of grain or seeds from the husks and straw
"they used to do the threshing by hand but now there are machines to do it"
"threshing" in the verb sense
1. convulse, thresh, thresh about, thrash, thrash about, slash, toss, jactitate
move or stir about violently
"The feverish patient thrashed around in his bed"
2. flail, thresh
move like a flail thresh about
"Her arms were flailing"
3. thrash, thresh
beat the seeds out of a grain
4. thrash, thresh, lam, flail
give a thrashing to beat hard
Source: WordNet® (An amazing lexical database of English)
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