third world

noun

often capitalized T&W

1

: the aggregate of the underdeveloped nations of the world

2

: a group of nations especially in Africa and Asia not aligned with either the Communist or the non-Communist blocs

3

: an aggregate of minority groups within a larger predominant culture

third worlder

ˈthərd-ˈwər(-ə)l-dər 

noun often capitalized T&W

Word History

First Known Use

1958, in the meaning defined at sense 2

Kids Definition

third world

noun

often capitalized T&W

: the poor and underdeveloped nations of the world