clinch
1. clinch \'klinch\ vb [prob. alter. of 1clench] 1a: to turn over or
flatten the protruding pointed end of (a driven nail); also : to treat (a
screw, bolt, or rivet) in a similar way 1b: to fasten in this way 2:
CLENCH 3: to make final or irrefutable : SETTLE 1: to hold an opponent
(as in boxing) at close quarters with one or both a rms 2: to hold fast or
firmly
2. clinch n 1: a fastening by means of a clinched nail, rivet, or bolt;
also : the clinched part of a nail, bolt, or rivet archaic 2: PUN 3: an
act or instance of clinching in boxing