What is Thresh?
Thresh definition and meaning on Dictionary terms:
verb (used with object)
to separate the grain or seeds from (a cereal plant or the like) by some mechanical means, as by beating with a flail or by the action of a threshing machine.
to beat as if with a flail.
verb (used without object)
to thresh wheat, grain, etc.
to deliver blows as if with a flail.
the act of threshing.