mil·len·ni·al
mə-ˈle-nē-əl 
1
: of or relating to a millennium
This geopolitical specification of the millennium—this identification of the New Jerusalem with a particular place and people—was rare, even in a time of millennial fervor.—
Arthur M. Schlesinger, Jr.
Arthur M. Schlesinger, Jr.2
: of, relating to , or belonging to the generation of people born in the 1980s or 1990s : of or relating to millennials
More than 60% of millennial voters support the birth control mandate.—Katie McDonough
Katie McDonough
: a person born in the 1980s or 1990s
—usually plural
Examples of millennial in a Sentence
Recent Examples on the Web
Jennifer Wilson, New Yorker, 6 Oct. 2025
The festival, which honors America's quarter-millennial anniversary, is part of a travel showcase where themed riverboats from seven cities come to Greater Cincinnati, sharing the food and music from their home port.
—Haadiza Ogwude, Cincinnati Enquirer, 5 Oct. 2025
Tatiana Siegel, Variety, 1 Oct. 2025
Among Gen Zers, 54 percent feel this way, compared to 48 percent of millennials who think their parents and grandparents had it better.
—Giulia Carbonaro, MSNBC Newsweek, 30 Sep. 2025
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Adjective
Practically overnight, Marin, who had been the youngest head of government in the world when she was elected, in 2019, became a millennial folk hero.
—Jennifer Wilson, New Yorker, 6 Oct. 2025
The festival, which honors America's quarter-millennial anniversary, is part of a travel showcase where themed riverboats from seven cities come to Greater Cincinnati, sharing the food and music from their home port.
—Haadiza Ogwude, Cincinnati Enquirer, 5 Oct. 2025
Noun
Sources say the sisters scored a massive three-year deal that also saw SiriusXM and iHeart gunning for the daily podcast, which has become the leading morning show with millennials and has already surpassed 100 million streams on Spotify alone.
—Tatiana Siegel, Variety, 1 Oct. 2025
Among Gen Zers, 54 percent feel this way, compared to 48 percent of millennials who think their parents and grandparents had it better.
—Giulia Carbonaro, MSNBC Newsweek, 30 Sep. 2025
See All Example Sentences for millennial
Cite this Entry
“Millennial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/millennial. Accessed 8 Oct. 2025.
Copy CitationKids Definition
millennial
1 of 2 adjective
mil·len·ni·al
mə-ˈle-nē-əl
: of or relating to a millennium
millennial
2 of 2 noun
: a person born in the 1980s or 1990s
—usually used in plural
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