complainant

noun

com·​plain·​ant kəm-ˈplā-nənt How to pronounce complainant (audio)
1
: the party who makes the complaint in a legal action or proceeding
2
: one who complains

Examples of complainant in a Sentence

the complainant charged that the defendant had broken the ironclad contract that both had signed
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.
Perhaps this summer’s most common complainants have been Aston Villa. Chris Weatherspoon, New York Times, 5 Sep. 2025 The complainant also said parents needed to supervise and teach their children how to use equipment safely. Gillian Stawiszynski, The Enquirer, 31 Aug. 2025 The punishment includes a no-contact order with the complainant, including not being able to be in any of the same classes. Michael Dorgan, FOXNews.com, 19 Aug. 2025 The boys' families' attorney, Josh Hetzler, told WJLA that the investigation has concluded with a 10-day suspension and no-contact order with the complainant. Andrew Stanton, MSNBC Newsweek, 19 Aug. 2025 See All Example Sentences for complainant

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of complainant was in the 15th century

Browse Nearby Words

Cite this Entry

“Complainant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/complainant. Accessed 9 Sep. 2025.

Kids Definition

complainant

noun
com·​plain·​ant kəm-ˈplā-nənt How to pronounce complainant (audio)
1
: one who makes a legal complaint
2
: one who complains

Legal Definition

complainant

noun
com·​plain·​ant kəm-ˈplā-nənt How to pronounce complainant (audio)
: the party (as a plaintiff or petitioner) who makes the complaint in a legal action or proceeding

More from Merriam-Webster on complainant

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