clincher
/ˈklɪnʧər/Definitions
1. noun
something that serves as the final or decisive factor in a matter, especially one that proves the truth of an accusation or the guilt of a person.
“The witness’s testimony was the clincher that led to the conviction of the accused.”
2. noun
a device, such as a metal band, used to secure or hold something in place.
“The clincher on the bicycle wheel ensured that it stayed in position even during a bumpy ride.”
3. noun
a golf ball that has been partially dimpled, used to improve its aerodynamics.
“The golfer used a clincher ball to achieve a better performance in the game.”
4. verb
to secure or hold something in place with a clincher.
“The mechanic clinched the loose wheel with a metal band.”