(To) Put a Spanner in the Works

What does the idiom “(To) Put a Spanner in the Works” mean?

Definition:

To sabotage something; to cause something to fail

For example:

“When Josie raised the issue of Eurozone regulations, that really put a spanner in the works, and we had to start over with the design.”

Notes:

The USA equivalent is “throw a wrench into” something, but this is less common.

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