Thresh

• (v. t.) To beat soundly, as with a stick or whip; to drub. • (v. t.) To beat out grain from, as straw or husks; to beat the straw or husk of (grain) with a flail; to beat off, as the kernels of grain; as, to thrash wheat, rye, or oats; to thrash over the old straw. • (v. t. & i.) Same as Thrash. • (v. t.) Hence, to labor; to t...
Found on http://thinkexist.com/dictionary/meaning/thresh/

Thresh

Thresh transitive verb & i. [ imperfect & past participle Threshed ; present participle & verbal noun Threshing .] Same as Thrash . « He would thresh , and thereto dike and delve.» Chaucer.
Found on http://www.encyclo.co.uk/webster/T/49

Thresh

to beat out a grain or seed from a stalk by treading, rubbing or striking with a flail, or with a machine
Found on http://www2.kenyon.edu/projects/farmschool/addins/glossary.htm
No exact match found