transitive verb

1. to secure (a nail, bolt, etc. that has been driven through something) by bending or flattening the projecting end
2. to fasten firmly together by this means
3. 1. to settle (an argument, bargain, etc.) definitely
   2. to make sure of winning; win conclusively

Etymology: var. of clench

intransitive verb

1. ☆ Boxing to grip the opponent's body with one or both arms so as to hinder punching effectiveness
2. ☆ Slang to embrace

noun

1. 1. a fastening, as with a clinched nail
   2. the bent or flattened part of a clinched nail, bolt, etc.
2. ☆ Boxing an act of clinching
3. ☆ Slang an embrace