English Reference

Idiom

monkey wrench

Meaning

To introduce problems, to create unexpected trouble, to sabotage.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.

Examples

“His sudden change of plans threw a monkey wrench into our day.”

“The new government regulations threw a monkey wrench into our project, forcing us to delay the launch by several months.”

“The unexpected resignation of the lead architect threw a significant monkey wrench into the construction timeline, leaving the entire development team scrambling for a solution.”

Examples

simple

“His sudden change of plans threw a monkey wrench into our day.”

contextual

“The new government regulations threw a monkey wrench into our project, forcing us to delay the launch by several months.”

complex

“The unexpected resignation of the lead architect threw a significant monkey wrench into the construction timeline, leaving the entire development team scrambling for a solution.”

Origin

first recorded 19th c.

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

Key words

Related idioms

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English Reference