1. to make certain of winning or achieving something
2. to hold someone or something tightly
3. to settle or decide something conclusively

1. a tight hold or embrace
2. a decisive factor or final argument

Examples

• The team clinches the championship with tonight’s victory.
• She clinches her fist in determination.
• The final evidence clinches the case for the prosecution.
• The boxer escaped from his opponent’s clinch.
• That argument was the clinch that won the debate.
• He clinches the deal with a firm handshake.
• The couple shared a tender clinch on the dance floor.