Complainant

//kəmˈpleɪnənt// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    One who makes complaint, one who complains.

    "1708-1714 Jeremy Collier, Ecclesiastical History of Great Britain Eager complainants […] in the dispute."

  2. 2
    a person who brings an action in a court of law wordnet
  3. 3
    The party that brings a civil lawsuit against another; the plaintiff.
  4. 4
    An alleged victim in a criminal investigation or trial.

Synonyms

All synonyms
plaintiffplaintiffaccusantaccuseractoractor

Example

More examples

"1708-1714 Jeremy Collier, Ecclesiastical History of Great Britain Eager complainants […] in the dispute."

Etymology

From Old French complaignant, present participle of complaindre.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.