trial run


Definition of trial run

: a testing exercise : experiment

Examples of trial run in a Sentence

They will put the software through many trial runs before putting it on the market. We will have to give the machine a trial run.

Recent Examples on the Web

It’s unclear if this new route to Fort Lauderdale is a trial run into a new market or simply an effort to maximize use of its aircraft on days that are slow for business travel. Susan Glaser,, "Southwest Airlines adds limited, holiday flights between Cleveland and Fort Lauderdale," 3 June 2019 Another Gentoo duo, Magic and Sphen, adopted a chick last October following a successful trial run with a dummy egg at the Sydney Sea Life Aquarium. Quinn Gawronski, NBC News, "Gay penguins at London aquarium are raising 'genderless' chick," 10 Sep. 2019 After trial runs with the Navy, Army and Special Forces, several top Pentagon officials saw Palantir’s platform as more powerful and reliable than competing tools supplied by longtime government contractors such as Raytheon. Washington Post, "The war inside Palantir: Data-mining firm’s ties to ICE under attack by employees," 18 July 2019 This year, SpaceVR did a limited trial run of its overview VR experience in Florida. Daniel Oberhaus, WIRED, "Spaceflight and Spirituality, a Complicated Relationship," 16 July 2019 The scooter users logged more than 801,000 miles during the trial run, with an average trip length of 1.2 miles and a supply of roughly 2,000 devices on the streets for much of the period. Andrew Theen, The Seattle Times, "E-scooters may return April 26, Portland says, with new rules to curb sidewalk riding," 25 Mar. 2019 Dillingham had a trial run with his new coaching setup when Auburn walloped Purdue in the Music City Bowl, but the Tigers will unveil their new-look offensive dynamic on Saturday against No. Tom Green |, al, "Inside the offensive dynamic that will dictate Auburn’s season," 27 Aug. 2019 Jury selection is scheduled to begin Nov. 8, with the trial running through December. Washington Post, "Motor vehicle head resigns over fatal crash that killed 7," 25 June 2019 But that came after lots of trial runs ahead of the big day. Abby Gardner, Glamour, "It Took Three Days and Countless Tests to Get Lady Gaga’s Gold Met Gala Eyelashes Just Right," 7 May 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trial run.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of trial run

1903, in the meaning defined above

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Statistics for trial run

Last Updated

4 Oct 2019

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Time Traveler for trial run

The first known use of trial run was in 1903

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More Definitions for trial run

trial run


English Language Learners Definition of trial run

: a test in which a product or procedure is tried in order to see if it works correctly

More from Merriam-Webster on trial run

Rhyming Dictionary: Words that rhyme with trial run

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