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Region: General | Usage example: We scheduled a dry run for the presentation.

Dry run

Meaning

A rehearsal done before the real event.

Usage

Used when testing procedures without consequence.

Origin & History

Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.

Military drills done without live ammo.

Generalized in planning language by the 20th century.