clinch
1. Boxing Wrestling an act or an instance in which one or both competitors hold on to the other to avoid punches, regain wind, etc.
2. Nautical a loop or eye formed in a line by seizing the end to the standing part
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
clinch, clench
To secure or fasten a nail, staple, screw, etc., by hammering the protruding point so that it is bent over.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.