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
Cincinnati Enquirer, 7 Mar. 2026
At times, Lugo touched 95 mph while navigating the Colombia lineup.
—Jaylon Thompson, Kansas City Star, 7 Mar. 2026
Sara Bedigian, Hartford Courant, 11 Mar. 2026
Before the second show, people were lined up around the white stone hall.
—Hazlitt, 11 Mar. 2026
See All Example Sentences for lineup
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Noun
Cincinnati Shakespeare Company announced the lineup for its 2026-2027 season Friday night before the opening of their current production of Othello.
—Cincinnati Enquirer, 7 Mar. 2026
At times, Lugo touched 95 mph while navigating the Colombia lineup.
—Jaylon Thompson, Kansas City Star, 7 Mar. 2026
Verb
Melanson proposed a 30-day retention limit, which would line up with a recent policy adopted by the Police Standards and Training Council.
—Sara Bedigian, Hartford Courant, 11 Mar. 2026
Before the second show, people were lined up around the white stone hall.
—Hazlitt, 11 Mar. 2026
See All Example Sentences for lineup
Cite this Entry
“Lineup.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lineup. Accessed 14 Mar. 2026.
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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