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

Her return comes amid a growing baby boom across the league (Swanson is one of 28 mothers on active NWSL rosters) and at a crucial moment for a Stars team desperate for the return of its most dangerous goal scorer. —Tamerra Griffin, New York Times, 19 May 2026

As the baby boom generation ages, the travel industry is increasingly catering to older adults with the time and money to sightsee internationally and who sometimes need additional assistance. —ABC News, 25 Apr. 2026

And so, the baby boom was born. —Chris Stirewalt, The Hill, 24 Apr. 2026

Older laws prohibiting larger stores from getting volume discounts giving them an advantage over smaller mom-and-pop shops were fading away and a post-World War II baby boom and move to the suburbs was creating a rise in consumer demand. —Steve Lackmeyer, USA Today, 15 Apr. 2026

Word History

First Known Use

1879, in the meaning defined above

Rhymes for baby boom

• anteroom
• assume
• backroom
• ballroom
• barroom
• bathroom
• bedroom
• boardroom
• bridegroom
• classroom
• cloakroom
• consume

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