Definition of monkey wrench
- threw a monkey wrench into the peace negotiations
: a wrench that can be adjusted to grip or turn things of different sizes
What made you want to look up monkey wrench? Please tell us where you read or heard it (including the quote, if possible).
Merriam-Webster's New Words Quiz—Fall 2017 Edition!
Test your vocabulary with our 10-question quiz!TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.TAKE THE QUIZ