monkey wrench

noun

1
: a wrench with one fixed and one adjustable jaw at right angles to a straight handle
2
: something that disrupts
threw a monkey wrench into the peace negotiations

Illustration of monkey wrench

Illustration of monkey wrench
  • monkey wrench 1

Examples of monkey wrench in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Here are some real monkey wrenches in the works of the economy. Chicago Tribune, 7 Apr. 2025 Stephanie Brinley, principal automotive analyst for North and South America, S&P Global Mobility Despite an electric boom year in 2022, some analysts are downgrading forecasts of EV adoption, due to monkey wrenches of unpredictable demand, looming recession and supply-chain issues. IEEE Spectrum, 12 Mar. 2023 Scull would like to throw a major monkey wrench into all of those plans. Brian Mazique, Forbes, 6 Mar. 2025 His request for a presidential meeting flopped, becoming the latest example of a dramatic personal style that was once integral to his nation’s struggle but now looks more like a monkey wrench in dealing with the Trump administration. Andrew E. Kramer, New York Times, 24 Feb. 2025 See All Example Sentences for monkey wrench

Word History

First Known Use

circa 1807, in the meaning defined at sense 1

Time Traveler
The first known use of monkey wrench was circa 1807

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Cite this Entry

“Monkey wrench.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monkey%20wrench. Accessed 20 Apr. 2025.

Kids Definition

monkey wrench

noun
: a wrench with one fixed and one adjustable jaw

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