test case

noun

1
: a representative case whose outcome is likely to serve as a precedent
2
: a proceeding brought by agreement or on an understanding of the parties to obtain a decision as to the constitutionality of a statute

Examples of test case in a Sentence

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.
Holliday, taken as the fourth pick overall in the 2025 draft, represents an important test case. Troy Renck, Denver Post, 15 Mar. 2026 From that test case, the researchers found the abalone had to be at least six feet in distance to reproduce, preferably in groups of at least six for a greater chance of a male and female within the group. Laylan Connelly, Oc Register, 14 Mar. 2026 TrumpRx could also end up being a test case of how far a president can go with a reform without congressional authorization. Jeremy Lott, The Washington Examiner, 13 Mar. 2026 With the current transfer window closing next week, and a summer window forthcoming, this season will be a test case for the new rule. Tamerra Griffin, New York Times, 13 Mar. 2026 See All Example Sentences for test case

Word History

First Known Use

1850, in the meaning defined at sense 1

Time Traveler
The first known use of test case was in 1850

Browse Nearby Words

Cite this Entry

“Test case.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/test%20case. Accessed 18 Mar. 2026.

Legal Definition

test case

see also:
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster