1842  The chief was called a Sachem, or Sagamore; he wore no badge of rank, and often possessed no more wealth than others.
1872  The death of the influential Sagamore was not the only cross.
2n. any important person.
1942  "The Old One is dead. They cut his head to a meat. Then the red-coat sagamore stood with thy father in the house door and commanded the ship men to take their dead and go. . . ."