Source : Webster's Revised Unabridged Dictionary (1913)

Shawnees \Shaw`nees"\, n. pl.; sing. {Shawnee}. (Ethnol.)
   A tribe of North American Indians who occupied Western New
   York and part of Ohio, but were driven away and widely
   dispersed by the Iroquois.

Source : WordNet®

Shawnee
     n 1: a member of the Algonquian people formerly living along the
          Tennessee river
     2: the Algonquian language spoken by the Shawnee people