- 1clinch something to succeed in achieving or winning something to clinch an argument/a deal/a victory They clinched a place in the semi-finals.
- 2clinch something to provide the answer to something; to settle something that was not certain ‘I'll pay your airfare.’ ‘Okay, that clinches it—I'll come with you.’ a clinching argument Word Origin late 16th cent. (in the senses ‘something that grips’ and ‘fix securely’): variant of clench.
BrE BrE//klɪntʃ//; NAmE NAmE//klɪntʃ//(informal)Verb Forms present simple I / you / we / they clinch
BrE BrE//klɪntʃ//; NAmE NAmE//klɪntʃ//he / she / it clinches
BrE BrE//ˈklɪntʃɪz//; NAmE NAmE//ˈklɪntʃɪz//past simple clinched
BrE BrE//klɪntʃt//; NAmE NAmE//klɪntʃt//past participle clinched
BrE BrE//klɪntʃt//; NAmE NAmE//klɪntʃt//-ing form clinching
BrE BrE//ˈklɪntʃɪŋ//; NAmE NAmE//ˈklɪntʃɪŋ//