with obj.
1
- confirm or settle (a contract or bargain)确定; 决定, 敲定（契约, 交易）：
the Texan wanted to impress him to clinch a business deal.
这个得克萨斯人想打动他以便敲定一笔生意。
1.1
- conclusively settle (an argument or debate)解决（争论, 争辩）：
these findings clinched the matter.
这些发现最终解决了问题。
1.2
- confirm the winning or achievement of (a match, competition, or victory)确定（比赛、竞赛、胜利的）获胜, 取胜, 获得：
Johnson scored the goals which clinched victory.
约翰逊进球得分奠定了胜局。
1.3
- secure (a nail or rivet) by driving the point sideways when it has penetrated敲弯, 钉住（钉子, 铆钉）。
1.4
- fasten (a rope or angling line) with a clinch knot以活结系牢（绳索, 渔线）。
2
- no obj. grapple at close quarters, especially (of boxers) so as to be too closely engaged for full-arm blows扭打（尤指拳击手难以抡臂击打, 近距离格斗）。
2.1
- (of two people) embrace拥抱。
1
- a struggle or scuffle at close quarters, especially (in boxing) one in which the fighters become too closely engaged for full-arm blows扭打（尤指拳击手难以抡臂击打的近距离格斗）。
1.1
- an embrace, especially an amorous one拥抱（尤指深情相拥）：
we went into a passionate clinch on the sofa.
我们开始在沙发上激情相拥。
2
- （亦作clinch knot）a knot used to fasten ropes or angling lines, using a half hitch with the end seized back on its own part（系紧绳索、渔线的）活结。
词源
late 16th cent. （in the senses 'something that grips' and 'fix securely'）： variant of CLENCH.