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 complainant, 46-year-old Onisim Dorneanu of Wisconsin, until recently owned a total of 16 units in the building and lived in one of the units part-time, according to the filing.
—
Caroline Kubzansky, Chicago Tribune, 19 Mar. 2025
You’re done with this matter — and so am I.
Jerald Fuller, Coconut Creek
(Editor’s Note: Fuller was the complainant in the ethics complaint against Tony, filed in 2022).
—Sun Sentinel Editorial Board, Sun Sentinel, 8 Mar. 2025
The complainants have demanded the group be stopped from issuing further threats, requesting the court for a jury trial.
—Ailia Zehra, The Hill, 8 Feb. 2025
Soon after making the report to police, the complainant received an alert from FedEx explaining that the merchandise would be delivered to and held for pick up at a Walgreens location in neighboring Skokie, according to the release.
—Pioneer Press, Chicago Tribune, 28 Mar. 2025
See All Example Sentences for complainant
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Caroline Kubzansky, Chicago Tribune, 19 Mar. 2025
You’re done with this matter — and so am I.
Jerald Fuller, Coconut Creek
(Editor’s Note: Fuller was the complainant in the ethics complaint against Tony, filed in 2022).
—Sun Sentinel Editorial Board, Sun Sentinel, 8 Mar. 2025
The complainants have demanded the group be stopped from issuing further threats, requesting the court for a jury trial.
—Ailia Zehra, The Hill, 8 Feb. 2025
Soon after making the report to police, the complainant received an alert from FedEx explaining that the merchandise would be delivered to and held for pick up at a Walgreens location in neighboring Skokie, according to the release.
—Pioneer Press, Chicago Tribune, 28 Mar. 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 1 Jun. 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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