2. An accusation or protest on account of an injury. There are three just grounds of war with Spain: one of plaint, two upon defense. Bacon.

3. (Law)

Defn: A private memorial tendered to a court, in which a person sets forth his cause of action; the exhibiting of an action in writing. Blackstone.

PLAINTFUL
Plaint"ful, a.

Defn: Containing a plaint; complaining; expressing sorrow with an audible voice. "My plaintful tongue." Sir P. Sidney.

PLAINTIFF
Plain"tiff, n. Etym: [F. plaintif making complaint, plaintive; in Old
French equiv. to plaignant complainant, prosecutor, fr. plaindre. See
Plaint, and cf. Plaintive.] (Law)

Defn: One who commences a personal action or suit to obtain a remedy for an injury to his rights; — opposed to Ant: defendant.

PLAINTIFF
Plain"tiff, a.

Defn: See Plaintive. [Obs.] Prior.

PLAINTIVE
Plain"tive, a. Etym: [F. plaintif. See Plaintiff, n.]