rule out

verb

ruled out; ruling out; rules out

transitive verb

1
2
: to make impossible : prevent
heavy rain ruled out the picnic

Examples of rule out in a Sentence

another loss would rule them out of the tournament
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This doesn’t necessarily rule out the possibility of the virus mutating some day to infect humans. Bruce Y. Lee, Forbes.com, 24 Aug. 2025 Because Jack and Lilly are still missing, polygraph examinations were conducted with the intention of ruling out that possibility. Hollie Silverman, MSNBC Newsweek, 23 Aug. 2025 The move ruled out the possibility of a higher tariff rate for pharmaceuticals, for which Trump had previously threatened levies as high as 250%. Max Zahn, ABC News, 21 Aug. 2025 The Italian perimeter player was ruled out with a left calf strain midway through the first quarter. Joseph Dycus, Mercury News, 20 Aug. 2025 See All Example Sentences for rule out

Word History

First Known Use

circa 1658, in the meaning defined at sense 1

Time Traveler
The first known use of rule out was circa 1658

Cite this Entry

“Rule out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rule%20out. Accessed 27 Aug. 2025.

Kids Definition

rule out

verb
: to eliminate the possibility of

More from Merriam-Webster on rule out

Last Updated: - Updated example sentences
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