throw a monkey wrench in the works

English

Alternative forms

• throw a wrench into the works

Verb

throw a monkey wrench in the works (third-person singular simple present throws a monkey wrench in the works, present participle throwing a monkey wrench in the works, simple past threw a monkey wrench in the works, past participle thrown a monkey wrench in the works)

1. (idiomatic, US) Synonym of throw a spanner in the works.

Related terms

• throw a wrench in