Six Nations Meaning, Definition & Usage

  1. noun a league of Iroquois tribes including originally the Mohawk, Oneida, Onondaga, Cayuga and Seneca (the Five Nations); after 1722 they were joined by the Tuscarora (the Six Nations)
    Iroquois League; Five Nations; League of Iroquois.

WordNet


Definitions
  1. (Ethnol.), a confederation of North American Indians formed by the union of the Tuscaroras and the Five Nations.

Webster 1913