Meaning of “put/throw a spanner in the works” in the English Dictionary


"put/throw a spanner in the works" in English

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put/throw a spanner in the works

UK US throw a (monkey) wrench in the works

to do something that prevents a plan or activity from succeeding:

The funding for the project was withdrawn so that really threw a spanner in the works.

(Definition of “put/throw a spanner in the works” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

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