complainant
noun
com·plain·ant
kəm-ˈplā-nənt 
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
The complainants argued that in fact, IEEPA doesn’t give the president power to impose taxes or tariffs at all, and it hasn’t been used to do so during any of the 69 times it’s been invoked since it was established in 1977.
—
Kate Nishimura, Sourcing Journal, 21 Oct. 2025
Court filings from a 2023 $75 million class-action settlement with Epstein’s victims reveal how Deutsche Bank became what the complainants alleged was the financial backbone of Epstein’s criminal enterprise from 2013 to 2018.
—Lily Mae Lazarus, Fortune, 8 Oct. 2025
If the noise continues, the department requires the complainant to document the dates and times of the disturbance in a second letter.
—Gina Lee Castro, jsonline.com, 8 Oct. 2025
When complainants respond to outreach and indicate a desire to pursue a complaint, the university takes action.
—Kansas City Star, 24 Sep. 2025
See All Example Sentences for complainant
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Kate Nishimura, Sourcing Journal, 21 Oct. 2025
Court filings from a 2023 $75 million class-action settlement with Epstein’s victims reveal how Deutsche Bank became what the complainants alleged was the financial backbone of Epstein’s criminal enterprise from 2013 to 2018.
—Lily Mae Lazarus, Fortune, 8 Oct. 2025
If the noise continues, the department requires the complainant to document the dates and times of the disturbance in a second letter.
—Gina Lee Castro, jsonline.com, 8 Oct. 2025
When complainants respond to outreach and indicate a desire to pursue a complaint, the university takes action.
—Kansas City Star, 24 Sep. 2025
See All Example Sentences for complainant
Cite this Entry
“Complainant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/complainant. Accessed 31 Oct. 2025.
Copy CitationKids Definition
complainant
noun
com·plain·ant
kəm-ˈplā-nənt
1
: one who makes a legal complaint
2
: one who complains
Legal Definition
complainant
noun
com·plain·ant
kəm-ˈplā-nənt
: the party (as a plaintiff or petitioner) who makes the complaint in a legal action or proceeding
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