Tri·um·vir n.; pl. L. Triumviri E. Triumvirs Rom. Antiq. One of tree men united in public office or authority.
Note: ☞ In later times the triumvirs of Rome were three men who jointly exercised sovereign power. Julius Caesar, Crassus, and Pompey were the first triumvirs; Octavianus (Augustus), Antony, and Lepidus were the second and last.
n : one of a group of three sharing public administration or
civil authority especially in ancient Rome
[also: triumviri (pl)]