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

Tyrese Maxey led the Stars with nine points in the clincher. —Greg Beacham, Twin Cities, 16 Feb. 2026

Daytona will always be big, as will championship clinchers. —Jacob Feldman, Sportico.com, 13 Feb. 2026

The dunk by Robinson would be the clincher as TCU pulled off the dramatic upset, scoring the final 12 points of the game. —Steven Johnson, Fort Worth Star-Telegram, 11 Feb. 2026

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, 20 Jan. 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