'Illinois' definitions:
Definition of 'Illinois'
From: WordNet
noun
A midwestern state in north-central United States [syn: Illinois, Prairie State, Land of Lincoln, IL]
noun
A member of the Algonquian people formerly of Illinois and regions to the west
noun
The Algonquian language of the Illinois and Miami
Definition of 'Illinois'
From: GCIDE
- Illinois \Il`li*nois"\, n. sing. & pl. (Ethnol.) A tribe of North American Indians, which formerly occupied the region between the Wabash and Mississippi rivers. [1913 Webster]