First World
noun
the major industrialized non-Communist nations, including those in Western Europe, the United States, Canada, and Japan.
Origin of First World
First recorded in 1970–75
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Examples from the Web for first world
In a nationwide broadcast, Correa bitterly complained of first-world indifference.
Brazil is transforming itself, from third-world to first-world.
Dom Phillips reports on the bloodbath—and how Brazil imported a first-world problem.
Expect extreme claims to be made, but in the end, America may finally be on a path to having a first-world cell network.