plural nineties
1
: a number equal to nine times 10 see Table of Numbers
2
nineties plural
: the numbers 90 to 99
specifically
: the years 90 to 99 in a lifetime or century
She's in her nineties.
Examples of ninety in a Sentence
During the nineties, he was going to college and working part-time.
Recent Examples on the Web
The town’s economic woes had provided a strong incentive for its residents to support opening a state prison there in 1986, and, by the end of New York’s prison-building boom of the eighties and nineties, Malone had three—more than any other town in the state.
—
Jennifer Gonnerman, New Yorker, 6 Oct. 2025
In the early nineties, the halcyon days of mountain biking, a cadre of American cyclists competed all over the world on these glorious if archaic machines.
—Frederick Dreier, Outside, 6 Oct. 2025
The Seinfeld reunion season moved the show back onto the original lot and soundstage where the nineties sitcom was shot.
—Thr Staff, HollywoodReporter, 25 Sep. 2025
The Tommy Jeans division of Tommy Hilfiger was created under Andy’s direction and helped skyrocket the brand to becoming a staple in music videos and album covers, as well as cementing itself as a streetwear powerhouse during the golden age of hip-hop in the late nineties.
—Doug Melville, Forbes.com, 10 Sep. 2025
See All Example Sentences for ninety
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Jennifer Gonnerman, New Yorker, 6 Oct. 2025
In the early nineties, the halcyon days of mountain biking, a cadre of American cyclists competed all over the world on these glorious if archaic machines.
—Frederick Dreier, Outside, 6 Oct. 2025
The Seinfeld reunion season moved the show back onto the original lot and soundstage where the nineties sitcom was shot.
—Thr Staff, HollywoodReporter, 25 Sep. 2025
The Tommy Jeans division of Tommy Hilfiger was created under Andy’s direction and helped skyrocket the brand to becoming a staple in music videos and album covers, as well as cementing itself as a streetwear powerhouse during the golden age of hip-hop in the late nineties.
—Doug Melville, Forbes.com, 10 Sep. 2025
See All Example Sentences for ninety
Cite this Entry
“Ninety.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ninety. Accessed 10 Oct. 2025.
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