#1 clinch v. secure or fasten by flattening the ends of nails or bolts; "The girder was clinched into the wall". wn
#2 clinch n. (boxing) the act of one boxer holding onto the other to avoid being hit and to rest momentarily. wn
#3 clinch v. hold a boxing opponent with one or both arms so as to prevent punches. wn
#4 clinch n. [clench] a small slip noose made with seizing. wn
#5 clinch n. the flattened part of a nail or bolt or rivet. wn
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