1
a
: a list of players taking part in a game (as of baseball)
the starting lineup
b
: the players on such a list
2
a
: an alignment (as in entertainment or politics) of persons or things having a common purpose, distinction, or bond
the show's star-studded lineup
b
: line sense 11
the new lineup of fall fashions
c
: a television programming schedule
tonight's lineup of programs
3
: a line of persons arranged especially for inspection or for identification by police
was asked to pick her attacker out of a lineup
lined up; lining up; lines up
1
: to assume an orderly linear arrangement
line up for inspection
2
: to align oneself
he lined up with the liberals against the bill
Examples of lineup in a Sentence
Noun
The team has a powerful lineup.
The networks all had different lineups for the new season.
She was asked to pick her attacker out of a lineup.
Recent Examples on the Web
Dominick Williams, Kansas City Star, 5 Jan. 2025
In his return to the lineup after six games out with an undisclosed injury, Matthews looked like his dynamic self.
—Joshua Kloke, The Athletic, 5 Jan. 2025
Dr. Marlena Corcoran, Forbes, 14 Jan. 2025
The couple, who co-own the Kansas City Current soccer team, has been busy juggling parenthood and Patrick's football career, and Brittany's due date conveniently lined up with the Chiefs' bye week, which gave the family a bit of breathing room.
—John Mac Ghlionn, Newsweek, 13 Jan. 2025
See all Example Sentences for lineup 
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Noun
His couch is adorned with a Chiefs throw blanket, and on it sits a lineup of over 20 hats, almost as if on display at Arrowhead Stadium’s pro shop.
—Dominick Williams, Kansas City Star, 5 Jan. 2025
In his return to the lineup after six games out with an undisclosed injury, Matthews looked like his dynamic self.
—Joshua Kloke, The Athletic, 5 Jan. 2025
Verb
The above system of naming files insures that within each folder, files will line up according to their version number.
—Dr. Marlena Corcoran, Forbes, 14 Jan. 2025
The couple, who co-own the Kansas City Current soccer team, has been busy juggling parenthood and Patrick's football career, and Brittany's due date conveniently lined up with the Chiefs' bye week, which gave the family a bit of breathing room.
—John Mac Ghlionn, Newsweek, 13 Jan. 2025
See all Example Sentences for lineup
Dictionary Entries Near lineup
Cite this Entry
“Lineup.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lineup. Accessed 18 Jan. 2025.
Copy CitationKids Definition
lineup
1 of 2 noun
line·up
ˈlī-ˌnəp 
1
: a line of persons arranged especially for identification by police
2
a
: a list of players taking part in a game (as baseball)
b
: the players on such a list
line up
2 of 2 verb(ˈ)lī-ˈnəp
1
: to come together or arrange in a line or rows
line up for inspection
2
: to put into alignment
line up the edges so they are even
line up the decimal points before adding or subtracting
3
: to arrange for
lined up support for the candidate
lined up a summer job
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