monkey wrench

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monkey wrench

Where it comes from

Already in use, and not unfamiliar among mechanics, by 1832; see discussion and references at Monkey wrench § Etymology and history.

noun monkey wrenches · monkeywrench · monkey-wrench

  1. A wrench (spanner) with an adjustable jaw. Did you ever stop to think whether or not you knew how a monkey wrench should be used?

    Similar: gas grips, adjustable spanner, pipe wrench, bobbejaan spanner

  2. figuratively An unexpected or troublesome problem, obstacle or dilemma. Professor Miller's careful research has thrown a monkey-wrench into the Einstein wheel, although it has far from discouraged the enthusiastic exponents of Einsteinism.

verb monkey wrenches · monkey wrenching · monkey wrenched · monkeywrench · monkey-wrench

  1. To apply a monkey wrench, e.g. to tighten or loosen nuts.
  2. idiomatic To introduce problems, to create unexpected trouble, to sabotage. I think it’s possible that [US Vice President J.D.] Vance didn’t intend to monkey wrench [the meeting with US President Donald Trump and Ukrainian President Volodymyr Zelensky].

Translations

Every language

noun adjustable wrench

Españolllave inglesa
한국어몽키렌치 mongkirenchi, 몽키스패너 mongkiseupaeneo, 조정식 스패너 jojeongsik seupaeneo
日本語モンキーレンチ monkī renchi, モンキースパナ monkī supana, 自在スパナ jizai supanna
中文猴子扳手 hóuzi bānshǒu
Portuguêsturquesa, chave de grifo
Françaisclé anglaise
DeutschRollgabelschlüssel, Engländer
Italianochiave inglese, chiave giratubi, chiave serratubi
Ελληνικάγαλλικό κλειδί gallikó kleidí
Românăcheie franceză, cheie universală
Русскийразводно́й ключ razvodnój ključ
Tiếng Việtmỏ lết
العربيةمِفْتَاح إِنْجْلِيزِيّ miftāḥ ʔinglīziyy
עבריתמַפְתֵּחַ שְׁוֶדִי \ מפתח שוודי mafte'ákh shvédi

noun problem

Españolproblema, obstaculo
Françaisgrain de sable dans l’engrenage
DeutschProblem

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MLA

"monkey wrench." Wiktionary, via Micwyn, micwyn.com/word/monkey%20wrench. Accessed 6 Nov. 2026.

APA

monkey wrench. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/monkey%20wrench

Chicago

"monkey wrench." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/monkey%20wrench.

BibTeX
@misc{monkey_wrench_2026,
  title = {monkey wrench},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/monkey%20wrench},
  urldate = {2026-11-06}
}