monkey wrench: Meaning and Definition of
- Also called,a wrench having an adjustable jaw permitting it to grasp nuts or the like of different sizes.
- something that interferes with functioning; obstacle: He threw a monkey wrench into our plans.
Pronunciation: (mung'k?-rench"), [key]
- to prevent, delay, or sabotage industrialization or development of wilderness areas, esp. through vandalism.