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
Ben Pickman, New York Times, 10 Oct. 2025
Where her millennial pop peers have failed to retain relevance, Swift has managed to manoeuvre through the popsphere while rewriting the playbook of the genre.
—Bianca Davino, Refinery29, 7 Oct. 2025
Nicole Fell, HollywoodReporter, 12 Oct. 2025
That clarity may be part of why Gen Z is contributing to 401(k) plans earlier than millennials did.
—Melissa Fleur Afshar, MSNBC Newsweek, 12 Oct. 2025
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Adjective
Alongside an influx of popular college players entering the league in 2024, the WNBA has seen a corresponding surge in Gen Z and young millennial viewers entering its fan base over the last two seasons — a significant portion of them young boys.
—Ben Pickman, New York Times, 10 Oct. 2025
Where her millennial pop peers have failed to retain relevance, Swift has managed to manoeuvre through the popsphere while rewriting the playbook of the genre.
—Bianca Davino, Refinery29, 7 Oct. 2025
Noun
Concertgoers ranged from families with young kids, playing around the Brookside grounds waiting for the main act to take the stage, to Gen Z and millennials to older fans.
—Nicole Fell, HollywoodReporter, 12 Oct. 2025
That clarity may be part of why Gen Z is contributing to 401(k) plans earlier than millennials did.
—Melissa Fleur Afshar, MSNBC Newsweek, 12 Oct. 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 17 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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