baby boom

noun

: a marked rise in birth rate (as in the U.S. following the end of World War II)

Examples of baby boom in a Sentence

There was a baby boom in the U.S. after World War II.

Recent Examples on the Web

During the postwar baby boom, the annual rate of growth in the global population of working-age people nearly doubled, from one percent in the mid-1950s to over two percent by 1980. —Ruchir Sharma, Foreign Affairs, 17 Apr. 2017

The postwar baby boom produced scores of young workers and consumers, and the assembly line provided them with stable jobs. —Michael Beckley, Foreign Affairs, 6 Oct. 2020

The baby boom peaked in 1957, when about 4.3 million children were born in the United States. —Kff Health News, The Mercury News, 27 July 2024

In the baby boom years after World War II, larger families became more common again, as the total fertility rate increased from 2.3 children per woman in 1940 to more than 3.7 in 1957. —Charley Locke, Vox, 12 Aug. 2024

Word History

First Known Use

1879, in the meaning defined above

Kids Definition

baby boom

noun

: a marked rise in a birthrate (as in the U.S. after World War II)

baby boomer

ˈbü-mər

noun