clincher
Clincher (noun) means a fact, event, or argument that settles something once and for all. Example: “His alibi was the clincher that got the case dismissed.”
How to use clincher
Learner’s notesIn plain EnglishThe final, decisive point that settles an argument or decision.
Word forms
- Plural
- clinchers
Fill the gap
Can you complete this real example?
His alibi was the _____ that got the case dismissed.
Etymology
From clinch + -er — literally "the thing that clinches" a matter.