Potawatomi Syllabification: (Pot·a·wat·o·mi)Pronunciation: /ˌpätəˈwätəmē/Definition of Potawatomi noun (plural same or Potawatomis) 1a member of an American Indian people living originally around Lake Michigan. 2the Algonquian language of the Potawatomi. adjective relating to the Potawatomi or their language. Origin:the name in OjibwaPotawatomi in other Oxford dictionaries Definition of Potawatomi in the British & World English dictionary