Standard Lemma guide

thrash

name · noun · verb · 19 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /θɹæʃ/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -æʃ
  • CMU ARPABET: TH R AE1 SH Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

name

Meaning 1

A surname.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A beat or blow; the sound of beating.

Definition source: English Wiktionary via Wiktextract

Usage: countable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

The roar and smoke of a particularly powerful diesel engine.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: rail-transport, railways, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Ellipsis of thrash metal.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, ellipsis, uncountable

Topics: entertainment, lifestyle, music

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

A wild party.

Definition source: English Wiktionary via Wiktextract

Usage: countable, slang

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

verb

Meaning 6

To beat mercilessly.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To defeat utterly.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

verb

Meaning 8

To thresh.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

verb

Meaning 9

To move about wildly or violently; to flail; to labour.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

verb

Meaning 10

To extensively test a software system, giving a program various inputs and observing the behavior and outputs that result.

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences, software

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

verb

Meaning 11

In computer architecture, to cause or undergo poor performance of a virtual memory (or paging) system.

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

12

noun

Meaning 12

a swimming kick used while treading water

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: swimming kick

13

verb

Meaning 13

beat thoroughly and conclusively in a competition or fight

Definition source: Princeton WordNet 3.0

Examples

  • We licked the other team on Sunday!

Meaning relationships

Synonyms: cream, bat, clobber, drub, lick

Antonyms: none provided

Broader terms: beat, beat out, crush, shell, trounce, vanquish

14

verb

Meaning 14

give a thrashing to; beat hard

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: thresh, lam, flail

Antonyms: none provided

Broader terms: beat, beat up, work over

15

verb

Meaning 15

beat the seeds out of a grain

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: thresh

Antonyms: none provided

Broader terms: beat

16

verb

Meaning 16

move data into and out of core rather than performing useful computation

Definition source: Princeton WordNet 3.0

Examples

  • The system is thrashing again!

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: swap

17

verb

Meaning 17

beat so fast that (the heart's) output starts dropping until (it) does not manage to pump out blood at all

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: beat, pound, thump

18

verb

Meaning 18

move or stir about violently

Definition source: Princeton WordNet 3.0

Examples

  • The feverish patient thrashed around in his bed

Meaning relationships

Synonyms: convulse, thresh, thresh about, thrash about, slash, toss, jactitate

Antonyms: none provided

Broader terms: shake, agitate

Narrower terms: whip

19

verb

Meaning 19

dance the slam dance

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: slam dance, slam, mosh

Antonyms: none provided

Broader terms: dance, trip the light fantastic, trip the light fantastic toe

History

Etymology

From Middle English thrasshen, thresche, threschen, threschyn, threshen, thresshen, tressyn, þreisshe, þresshe, (whence the modern English thresh), from Old English þerscan, þrexan, from Proto-Germanic *þreskaną (“to thresh; to tread”), from Proto-Indo-European *terh1- (“to rub, turn; to drill, pierce”). Cognates Cognate with Dutch dorsen (“to thresh; to thrash”), German and Luxembourgish dreschen (“to thresh; to thrash”), Yiddish דרעשן (dreshn, “to thresh”), Danish tærske (“to thresh”), Faroese treskja (“to thresh”), Icelandic þreskja (“to thresh”), Norwegian Nynorsk treska, treske, treskja, treskje (“to thrash”), Swedish tröska (“to thresh”), Gothic 𐌸𐍂𐌹𐍃𐌺𐌰𐌽 (þriskan, “to thresh”), Finnish rehkiä (“to drudge; to toil”); also Welsh taradr (“auger, wimble; awl, borer; drill”), Latin terō (“to rub or triturate; to wear away or wear out, consume; to tread; to press with a mill; to pass, spend”), Greek τρίβω (trívo, “to grate; to rub”), Albanian tjerr (“to spin”), Belarusian це́рці (cjérci, “to rub; to polish; to pinch; to grind”), Bulgarian три́я (tríja, “to rub; to chafe; to grind”), Czech třít (“to rub; to spawn”), Polish tarć, treć, trzeć, trzyć (“to rub; to shred; to cut; to chafe; to crush; to spawn”), Russian тере́ть (terétʹ, “to rub; to polish; to grind”), Serbo-Croatian тр̏ти, tȑti (“to rub; to cause friction; to scour; to break, crush”), Slovak trieť (“to rub”), Slovene treti (“to crack open; to rub”), Ukrainian те́рти (térty, “to rub; to scrub”), Armenian թուր (tʻur, “sword”), Sogdian ܕܣܦܪܛܪ (dsprtr, “hand towel”), Hittite 𒋻𒌑𒍣 (tar-ú-zi, “to perform a round dance, to dance in twisting manner”), Tocharian A and Tocharian B tärk- (“to allow, let; to let go”), Sanskrit तर्कु (tarku, “spindle”).

Across languages

Translations

72 source translations are retained for this English entry.

  • Albanian: Ta Rrash — to beat mercilessly
  • Bulgarian: напердашвам (naperdašvam) — to beat mercilessly
  • Bulgarian: пребивам (prebivam) — to beat mercilessly
  • Danish: tæske — to beat mercilessly
  • Dutch: afranselen — to beat mercilessly
  • Esperanto: draŝi — to beat mercilessly
  • Estonian: peksma — to beat mercilessly
  • Finnish: pieksää — to beat mercilessly
  • French: passer à tabac — to beat mercilessly
  • French: rosser — to beat mercilessly
  • German: schlagen — to beat mercilessly
  • German: dreschen — to beat mercilessly
  • German: zusammenschlagen — to beat mercilessly
  • German: eindreschen — to beat mercilessly
  • Irish: greasáil — to beat mercilessly
  • Irish: gread — to beat mercilessly
  • Irish: liúr — to beat mercilessly
  • Italian: infierire — to beat mercilessly
  • Italian: sferzare — to beat mercilessly
  • Italian: percuotere — to beat mercilessly
  • Italian: bastonare — to beat mercilessly
  • Italian: picchiare — to beat mercilessly
  • Norman: dêgraîssi — to beat mercilessly
  • Russian: молоти́ть (molotítʹ) — to beat mercilessly
  • Russian: колоти́ть (kolotítʹ) — to beat mercilessly
  • Russian: лупи́ть (lupítʹ) — to beat mercilessly
  • Russian: долбить (dolbitʹ) — to beat mercilessly
  • Scottish Gaelic: buail — to beat mercilessly
  • Serbo-Croatian: mlatiti — to beat mercilessly
  • Slovak: mlátiť — to beat mercilessly
  • Slovak: tĺcť — to beat mercilessly
  • Spanish: vapulear — to beat mercilessly
  • Spanish: zurrar — to beat mercilessly
  • Spanish: bejuquear — to beat mercilessly
  • Spanish: dar una paliza — to beat mercilessly
  • Swedish: spöa — to beat mercilessly
  • Swedish: spöa upp — to beat mercilessly
  • Swedish: ge stryk — to beat mercilessly
  • Swedish: klå — to beat mercilessly
  • Ukrainian: лупцюва́ти (lupcjuváty) — to beat mercilessly
  • Ukrainian: мотлоши́ти (motlošýty) — to beat mercilessly
  • Ukrainian: чухра́ти (čuxráty) — to beat mercilessly
  • Ukrainian: дуба́сити (dubásyty) — to beat mercilessly
  • Ukrainian: лупи́ти (lupýty) — to beat mercilessly
  • Ukrainian: гамсе́лити (hamsélyty) — to beat mercilessly
  • Ukrainian: голо́мшити (holómšyty) — to beat mercilessly
  • Finnish: rökittää — to defeat utterly
  • French: écraser — to defeat utterly
  • French: battre à plate couture — to defeat utterly
  • French: humilier — to defeat utterly
  • French: défoncer — to defeat utterly
  • French: éclater — to defeat utterly
  • German: besiegen — to defeat utterly
  • German: zerstören — to defeat utterly
  • German: vernichten — to defeat utterly
  • Italian: annientare — to defeat utterly
  • Italian: sconfiggere — to defeat utterly
  • Italian: travolgere — to defeat utterly
  • Norman: rosser — to defeat utterly
  • Russian: разгроми́ть (razgromítʹ) — to defeat utterly
  • Russian: разби́ть (razbítʹ) — to defeat utterly
  • Slovak: rozdrviť — to defeat utterly
  • Swedish: spöa — to defeat utterly
  • Swedish: klå — to defeat utterly
  • Ukrainian: розтрощи́ти (roztroščýty) — to defeat utterly
  • Ukrainian: розгроми́ти (rozhromýty) — to defeat utterly
  • Portuguese: mover-se para um e outro lado — to move about wildly or violently
  • Portuguese: agitar-se — to move about wildly or violently
  • Finnish: koeajaa perin pohjin — software: to extensively test a software system
  • Finnish: testata perin pohjin — software: to extensively test a software system
  • Russian: молоти́ть (molotítʹ) — software: to extensively test a software system
  • Finnish: ruuhkautua — computing: to cause poor performance of a virtual memory
Real reading context

thrash in complete knowledge articles