clincher

noun

clinch·​er ˈklin-chər 

: one that clinches: such as

a

: a decisive fact, argument, act, or remark

the expense was the clincher that persuaded us to give up the enterprise

b

: a tire with flanged beads fitting into the wheel rim

Synonyms of clincher

• factor
• capper
• crusher
• topper
• ace in the hole
• determinant
• coup de grâce

Examples of clincher in a Sentence

the fact that the resort had tennis courts was the clincher in our deciding to stay there

Recent Examples on the Web

The Avalanche will be without defenseman Josh Manson, who missed the series clincher against the Los Angeles Kings last Sunday with an upper-body injury. —CBS News, 3 May 2026

In the Game 2 clincher, Aledo starting pitcher and LSU commit Lucas Nawrocki, a top MLB prospect, allowed 1 earned run on 3 hits in 5 innings while striking out 12. —Darren Lauber, Fort Worth Star-Telegram, 2 May 2026

The 27-year-old guard added three blocks himself in the clincher. —Benjamin Royer, Oc Register, 2 May 2026

Hughes had two goals and an assist in the series clincher. —ABC News, 2 May 2026

Word History

First Known Use

15th century, in the meaning defined above

Rhymes for clincher

• pincher

Kids Definition

clincher

noun

clinch·​er ˈklin-chər 

: one that clinches

especially : a decisive fact or argument