Definition of "monkey-wrench" [monkey-wrench]

• Alternative form of monkey wrench. (noun)

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• "His life was luxurious yet humble, and when he's thrown the mother of all curve balls -- more of a monkey-wrench -- he has to face a hard life while still being surrounded by an idyllic setting and more money than he can shake a stick at."
• "It's just that it can have an insidious way of throwing a monkey-wrench in my initial plans for a story."
• "The obligatory monkey-wrench comes in the form of the apparent resurrection of Blackwood from the grave and a new plot to bring London to its knees."