throw a monkey wrench in(to) (something)

(redirected from throws a monkey wrench into)

throw a monkey wrench in(to) (something)

To disrupt, foil, or cause problems to a plan, activity, or project. Primarily heard in US. We had everything in line for the party, but having the caterer cancel on us at the last minute really threw a monkey wrench into our plans! It'll really throw a monkey wrench in the works if the board decides not to increase our funding for this project.
See also: monkey, throw, wrench

throw a monkey wrench into

Sabotage or frustrate a project or plans, as in The boss threw a monkey wrench into our plans when he said we'd have to work Saturday. This transfer of industrial sabotage-that is, throwing a tool inside machinery-to other subjects dates from the early 1900s.
See also: monkey, throw, wrench
References in periodicals archive ?
It also throws a monkey wrench into the Catholic Church's main argument against same- sex marriage, namely that such unions are intrinsically non-procreative and thus not subject to divine sanction.
Weirdly forced, her lines are the most intere sting--indeed, redeeming-aspect of her paintings, because their suggestion of aborted pleasure throws a monkey wrench into the abstract luxe of her titillating surfaces.
Some of these groups probably developed similar skeletal traits in the absence of any ancestral links to each other, Ward holds, a process that throws a monkey wrench into current fossil comparisons.
LANCASTER - Progress sometimes throws a monkey wrench into tradition, but some things stay almost the same from generation to generation.
It kind of throws a monkey wrench into previously accepted thinking,'' said Dan Joyce, curator of the Kenosha Public Museum, ``so we need outside scientists to verify what we pretty much know already.