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Origin of thrash

before 900; Middle English thrasshen, variant of thresshen to thresh
Related formsun·thrashed, adjectivewell-thrashed, adjective
Can be confusedthrash thresh

Synonyms for thrash

SEE MORE SYNONYMS FOR thrash ON THESAURUS.COM
1. maul, drub.

Synonym study

1. See beat.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for thrash out

huddle, exchange, interact, visit, confer, negotiate, contact, consult, interview, argue, consider, bicker, contest, deliberate, question, wrangle, oppose, answer, review, debate
British Dictionary definitions for thrash out

thrash out

verb

(tr, adverb) to discuss fully or vehemently, esp in order to come to a solution or agreement

thrash

verb

(tr) to beat soundly, as with a whip or stick
(tr) to defeat totally; overwhelm
(intr) to beat or plunge about in a wild manner
(intr) to move the legs up and down in the water, as in certain swimming strokes
to sail (a boat) against the wind or tide or (of a boat) to sail in this way
another word for thresh

noun

the act of thrashing; blow; beating
informal a party or similar social gathering
See also thrash out

Word Origin for thrash

Old English threscan; related to Old High German dreskan, Old Norse thriskja
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for thrash out

thrash

v.

1580s, "to separate grains from wheat, etc., by beating," dialectal variant of threshen (see thresh). Sense of "beat (someone) with (or as if with) a flail" is first recorded c.1600. Meaning "to make wild movements like those of a flail or whip" is attested from 1846. Related: Thrashed; thrashing. Type of fast heavy metal music first called by this name 1982.

Online Etymology Dictionary, © 2010 Douglas Harper
Idioms and Phrases with thrash out

thrash out

Discuss fully, especially to resolve a problem, as in We'll just have to thrash out our ideas about where to go on vacation. [Late 1800s]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.