to finally agree on something or get someting after trying very hard
A last-minute touchdown clinched the game
for the Saints.
Our company's CEO flew to Paris to clinch the deal
.
( ロングマン現代アメリカ英語辞典 )
clincher
そこからclincherは「(議論などで)クギをさす言葉」や「殺し文句」の意。
彼女の料理をほめたことが殺し文句になった。 Complimenting her on her cooking turned out to be the clincher
. ( E-DIC )
決定的要因 決め手( last point ) 確かな証拠 ( リーダーズ )
a fact, action, or argument that finally persuades someone to do something, or that ends an arugument or competition
Johnson's home run was the clincher
( ロングマン )
Chris DiMarco provided the clinching point
with a dramatic birdie. Best of all, the Americans sent captain Jack Nicklaus into reitirement as a winner. ( The Japan Times : Sep.27,2005 ) ←古い記事ですみません