dummy run

noun

A trial or practice before the real attempt.

“We'll try a dummy run with a small group first, to check that it works correctly.”

Similar
dry run
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Meanings

noundummy run (plural dummy runs)

plural dummy runs

  1. idiomaticA trial or practice before the real attempt.

    We'll try a dummy run with a small group first, to check that it works correctly.

    Synonyms: dry run

Synonyms & antonyms

nounA trial or practice before the real attempt.

Similar
dry run
Also see
dry runpractice runtrial run

Origin

dummy (“false”) + run (“trial, test”)

Full word history & related roots →
Cite this entry
APA

dummy run. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/dummy%20run

MLA

“dummy run.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/dummy%20run. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “dummy run,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/dummy%20run.

Source: dummy run on Wiktionary, CC BY-SA 4.0.