thrashes

Verb

thrash (third-person singular simple present thrashes, present participle thrashing, simple past and past participle thrashed)

1. To beat mercilessly.
   • But in the town it was well known, when they got home at night, their fat and psychopathic wives would thrash them within inches of their lives.1979 November 30, Roger Waters, “The Happiest Days of Our Lives”, in The Wall, performed by Pink Floyd
2. To defeat utterly.
   • Pardew made five changes to the side that thrashed West Ham 5-0 on Wednesday - with players such as James Perch and Alan Smith given the chance to underline their case for a regular starting berth.2011 January 8, Paul Fletcher, “Stevenage 3 - 1 Newcastle”, in BBC
3. To thresh.
4. To move about wildly or violently; to flail; to labour.
   • I rather would be Maevius, thrash for rhymes, / Like his, the scorn and scandal of the times.c. 1690, Juvenal, “The Tenth Satire of Juvenal”, in John Dryden, transl., John Dryden: The Major Works, Oxford University Press, published 1987, page 364
5. To extensively test a software system, giving a program various inputs and observing the behavior and outputs that result.
6. In computer architecture, to cause or undergo poor performance of a virtual memory (or paging) system.

See all 10 meanings of thrash