capper

noun

cap·​per ˈka-pər 

1

: one that caps: such as

a

: a device that fits caps on bottles

b

: finale, climax, clincher

2

: a lure or decoy especially in an illicit or questionable activity : shill

Synonyms of capper

• ending
• conclusion
• finale
• end
• culmination
• closing

Examples of capper in a Sentence

the capper to the campaign rally was an appearance by the candidate himself

she was smart, she was pretty, but here's the capper—she was kind, unlike the other girls

Recent Examples on the Web

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

This premiere was the capper on the proceedings, as the film hits wide release on Christmas Day. —Bethy Squires, Vulture, 17 Dec. 2025

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

With regard to the latter, there’s been a steady demand ever since for a trilogy capper, and Brolin, as well as his Sicario producers at Black Label Media, have each offered positive updates to THR in 2022 and 2023. —Brian Davids, HollywoodReporter, 11 Nov. 2025

Word History

First Known Use

1587, in the meaning defined at sense 1

Rhymes for capper

• clapper
• dapper
• flapper
• kapur
• mapper
• napper
• rapper
• sapper
• snapper
• tapper
• trapper
• wrapper