thresh
🇺🇸
/θreʃ/
🇬🇧
/θreʃ/
To separate the edible part of crops like rice or wheat from the inedible parts, usually by using a machine or a special tool.
Farmers used to thresh wheat by hand with a flail, but now they use machines to do the job more quickly.
To move or cause something to move in a rough or uncontrolled way.
The storm caused the trees to thresh wildly in the wind.