monkey wrench Hear it!

monkey wrench definition

monkey wrench

a wrench with one movable jaw, adjusted by a screw to fit various sizes of a nut, etc.
monkey wrench Idioms

throw a monkey wrench into

☆
Informal to disrupt the orderly functioning or realization of

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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