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Meaning of clincher

clinch•er

Pronunciation: (klin'chur), [key]
— n.
  1. a person or thing that clinches.
  2. a statement, argument, fact, situation, or the like, that is decisive or conclusive: The heat was the clincher that made us decide to leave the city.
  3. a nail, screw, etc., for clinching.
  4. a clincher tire.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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