noun
Usage: often capitalized T&W
Etymology: translation of French tiers monde
1. : a group of nations especially in Africa and Asia that are not aligned with either the Communist or the non-Communist blocs
2. : an aggregate of minority groups within a larger predominant culture
3. : the aggregate of the underdeveloped nations of the world
• third worlder -¦wər(ə)ldə(r), -¦wə̄l- noun , often capitalized T&W