Translate monkey wrench | into German | into Italian | into Spanish Definition of monkey wrench
noun
an adjustable spanner with large jaws which has its adjusting screw located in the jaw that is fixed.
verb
(monkey-wrench) [with object] informal sabotage (something), especially as a form of protest: they will spike trees and monkeywrench any attempts to log in wilderness areas (as noun monkey-wrenching)the five defendants received jail sentences for monkey-wrenching