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

Reinhart also has 32 goals across four Stanley Cup playoff runs, scoring the game-winner in Florida’s first Cup clincher in 2024 and scoring four goals in their second Cup clincher in 2025. — Jordan McPherson, Miami Herald, 22 June 2026

Mike Mulholland / Getty Images The clincher for Clark was one of his worst drives of the day on the par-5 16th. — CBS News, 21 June 2026

The clincher for Clark was one of his worst drives of the day on the par-5 16th. — Doug Ferguson, Los Angeles Times, 21 June 2026

The clincher for Gaethje was a crushing knee to Topuria’s midsection after a remarkable final two rounds. — Mark Puleo, New York Times, 15 June 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