baby boom

American  

noun

1. a period of sharp increase in the birthrate, as that in the U.S. following World War II.

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baby boom British  

noun

1. Also called (esp Brit): the bulge.  a sharp increase in the birth rate of a population, esp the one that occurred after World War II

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Etymology

Origin of baby boom

First recorded in 1950–55

Example Sentences

See Examples For:

baby boom

In fact, those who were born in the 1950s, which comprises the majority of the baby boom generation, have shifted to the Democrats, especially the women.

From Salon ● Jul. 23, 2026

“The baby boom generation is still traumatized by the bubble,” says Jesper Koll, global ambassador for booster group FinCity.Tokyo.

From Barron's ● Jun. 25, 2026

The U.S. total fertility rate has been at or below the so-called replacement rate of 2.1 for around half a century, ever since the baby boom peaked around 1960.

From The Wall Street Journal ● Jun. 6, 2026

So rather than saying that late baby boomers were a lucky generation, I'd suggest the late baby boom was a particularly great generation in which to be lucky.

From BBC ● May 17, 2026

It was the tail end of the baby boom in a heavily Catholic community, back when Catholics still listened to Rome on matters of birth control.

From "Drama High" by Michael Sokolove