\Sag"a*more\, n. 1. [Cf. {Sachem}.] The head of a tribe among the American Indians; a chief; -- generally used as synonymous with sachem, but some writters distinguished between them, making the sachem a chief of the first rank, and a sagamore one of the second rank. ``Be it sagamore, sachem, or powwow.'' --Longfellow. 2. A juice used in medicine. [Obs.] --Johnson.