youngest

American  

[yuhng-gist] / ˈyʌŋ gɪst /

adjective

1. superlative of young.

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noun

1. a person who is the least old of a group, as the youngest member of a family.

   Their youngest is still in high school.

Etymology

Origin of youngest

First recorded before 1000; young ( def. ) + -est ¹ ( def. )

Example Sentences

America’s population is aging and, with the youngest baby boomers turning 62 this year, more people are entering their retirement years.

From The Wall Street Journal • May 9, 2026

The Backstreet Boys are no longer boys—the oldest, Kevin Richardson, is 54, and the youngest, Nick Carter, is 46—but they’re commanding thousands of dollars from now-grown-up fans for tickets and travel.

From The Wall Street Journal • May 6, 2026

City have lowered the average age of the squad to 24 - the youngest in the WSL this season - and last summer's signings Jade Rose, 23, and Iman Beney, 19, have excelled.

From BBC • May 6, 2026

He previously served on the Stockton City Council and was elected mayor in 2016, becoming the city’s first Black mayor and the nation’s youngest at 26.

From Los Angeles Times • May 1, 2026

Growing up in an era of ecstatic religious feeling, brought up by a fervent father and superstitious mother, the youngest Fox sisters may have been susceptible to the notion of spirits.

From "American Spirits" by Barb Rosenstock

Related Words

• budding
• inexperienced
• new
• youthful