The act of complaining. / A grievance, problem, difficulty, or concern. / (law) In a civil action, the first pleading of the plaintiff setting out the facts on which the claim is based;

plural of complaint

(obsolete) Full of complaint.

Tending to complain, characterized by complaining.

The quality of being complaintive.

Campylobacter infection

plural of bill of complaint

(law, historical) In the English Court of Chancery, prior to the Judicature Act of 1873, the formal statement of the facts and prayer for relief submitted by a plaintiff to the court.