Definition of: Massachuset

(mas′ə·ch′sit) noun
1. One of a large and important tribe of North American Indians of Algonquian linguistic stock, formerly inhabiting the region around Massachusetts Bay.
2. The language of this tribe. Also Mas′sa·chu′sett. [<Algonquian (Massachuset) Massa–adchu–es–et, lit., at the big hill <massa big + wadchu hill + es, dim. suffix + et at the]