1
as in ending
the last part of a process or action
the capper to the campaign rally was an appearance by the candidate himself
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Antonyms & Near Antonyms
2
as in clincher
something (as a fact or argument) that is decisive or overwhelming
she was smart, she was pretty, but here's the capper—she was kind, unlike the other girls
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Recent Examples of capper
The Planet Eater, the capper to the trilogy, is the worst of the bunch.
—
James Grebey, Vulture, 9 Jan. 2026
Oregon went 4-for-8 on fourth down, including a 1-yard touchdown run by Jordon Davison with 16 seconds left in regulation that put a fitting capper on a game the Ducks mostly controlled but couldn’t quite put away.
—Ralph D. Russo, New York Times, 2 Jan. 2026
The capper was a physical three-plus-hour clinic in 36-degree (2 Celsius) weather in which the guys in white from South Florida looked right at home.
—CBS News, 29 Nov. 2025
Three batters later, Toronto put the capper on the third-highest scoring inning in World Series history (and the highest in over 50 years), when Kirk hit a two-run homer to center.
—Rohan Nadkarni, NBC news, 25 Oct. 2025
See All Example Sentences for capper
James Grebey, Vulture, 9 Jan. 2026
Oregon went 4-for-8 on fourth down, including a 1-yard touchdown run by Jordon Davison with 16 seconds left in regulation that put a fitting capper on a game the Ducks mostly controlled but couldn’t quite put away.
—Ralph D. Russo, New York Times, 2 Jan. 2026
The capper was a physical three-plus-hour clinic in 36-degree (2 Celsius) weather in which the guys in white from South Florida looked right at home.
—CBS News, 29 Nov. 2025
Three batters later, Toronto put the capper on the third-highest scoring inning in World Series history (and the highest in over 50 years), when Kirk hit a two-run homer to center.
—Rohan Nadkarni, NBC news, 25 Oct. 2025
See All Example Sentences for capper
Recent Examples of Synonyms for capper
Noun
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Reigning semifinalist Westwood is a strong candidate for a better ending, too, returning most of its lineup.—
Tom Mulherin,
Boston Herald,
12 Jan. 2026
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Despite Powell's term as chairman ending, his position as a member of the Fed's Board of Governors doesn’t expire until 2028, NBC News noted.—
Becca Longmire,
PEOPLE,
12 Jan. 2026
Noun
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Manager Rob Thomson punctuated the Phillies' postseason clinchers over the years with a call-and-response in the clubhouse, asking Realmuto how many more wins were needed to win the World Series.—
CBS News,
CBS News,
20 Jan. 2026
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The Leeds United goalkeeper had an agonisingly close-up view of Gabriel Gudmundsson’s 94th-minute clincher in London, stretching for it, but failing to keep it out.—
Beren Cross,
New York Times,
19 Jan. 2026
Noun
-
Nine days after Marshall’s discovery — at the conclusion of the Mexican-American War — the United States had been granted this land as part of a treaty.—
Kurt Snibbe,
Oc Register,
24 Jan. 2026
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The prosecution and the defense called dueling bloodstain pattern analysts with differing conclusions about the crime scene.—
Lauren del Valle,
CNN Money,
23 Jan. 2026
Noun
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The rock crusher itself appeared to be a mobile unit, not a permanent one.—
Matthew Adams,
Fort Worth Star-Telegram,
5 Jan. 2026
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Denver comedy fans are well served this weekend with headlining sets from hometown hero Josh Blue, a stand-up crusher who’s been showing comics how it’s done since grabbing national attention in 2006 with his hilariously deft, self-effacing routines.—
John Wenzel,
Denver Post,
24 Dec. 2025
Noun
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Finally, the winner was simply the highest-finishing driver among four remaining title contenders in the season finale.—
Arkansas Online,
Arkansas Online,
13 Jan. 2026
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That’s a far cry from the more recent format, when the final four drivers all competed in a one-race finale for the Cup title.—
Scott Fowler,
Charlotte Observer,
13 Jan. 2026
Noun
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When laundry day rolls around, simply throw the durable topper in the laundry with the rest of your bedding for easy maintenance and tumble dry with no heat.—
Maggie Horton,
PEOPLE,
22 Jan. 2026
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Also, not all mattress toppers and memory foam mattresses are safe to use with a heating pad.—
Brandee Gruener,
Southern Living,
20 Jan. 2026
Noun
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Whichever way the Denver Broncos' season finishes -- if the coming weeks bring glory or despair -- the story of the end begins in a tiny corner of a hallway inside Empower Field.—
Arkansas Online,
Arkansas Online,
21 Jan. 2026
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Marche feared that ChatGPT-3 meant the end of freshman composition papers, but that’s a pathetic and moribund genre anyhow.—
Literary Hub,
Literary Hub,
21 Jan. 2026
Noun
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The Los Angeles Times reported in a 2024 article that climate change has been a major factor in the growing mosquito population.—
Opheli Garcia Lawler,
Travel + Leisure,
21 Jan. 2026
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As consumer interest has appeared to wane, other factors have further complicated the landscape, Li said.—
Keith Laing,
USA Today,
21 Jan. 2026
Cite this Entry
“Capper.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/capper. Accessed 27 Jan. 2026.
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