Definition of plaintiff in English:


Syllabification: plain·tiff
Pronunciation: /ˈplān(t)if


A person who brings a case against another in a court of law. Compare with defendant.
More example sentences
  • The defendants negligently told the plaintiffs that X was much wealthier than in fact he was.
  • The plaintiffs sued the defendant alleging that he had been negligent in a number of ways.
  • Several years later the plaintiff gave the defendant notice to quit under the lease agreement.


late Middle English: from Old French plaintif 'plaintive' (used as a noun). The -f ending has come down through Law French; the word was originally the same as plaintive.

Definition of plaintiff in: