,| 1. | 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. |
| 2. | to beat as if with a flail. |
| 3. | to thresh wheat, grain, etc. |
| 4. | to deliver blows as if with a flail. |
| 5. | the act of threshing. |
| 6. | thresh out or over. thrash (def. 12). |
