monkey wrench

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monkey wrench

a wrench with adjustable jaws
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

monkey wrench

[′məŋ·kē ‚rench]
(design engineering)
A wrench having one jaw fixed and the other adjustable, both of which are perpendicular to a straight handle.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

monkey wrench

monkey wrench
A wrench having one jaw fixed and the other jaw (which is adjusted by a screw) movable.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
The whole affair reads like a new Edward Abbey novel--fitting enough for an organization that modeled itself on 7he Monkey-wrench Gang.
'These saboteurs monkey-wrenched the peace negotiations even if there is already a joint stand-down agreement that the NDFP signed with the government on June 8, as proof that the peace panels are serious in resuming the stalled talks,' he said.
Bush administration, Utah college student Tim DeChristopher was angry about the ravaging of public lands by drilling companies, so he monkey-wrenched a federal oil lease auction, bidding $1.8 million for drilling rights with no intention of paying.