v. 1 tr. a crush or beat with repeated heavy blows. b thump or pummel, esp. with the fists. c grind to a powder or pulp. 2 intr. (foll. by at, on) deliver heavy blows or gunfire. 3 intr. (foll. by along etc.) make one's way heavily or clumsily. 4 intr. (of the heart) beat heavily. pound out produce with or as if with heavy blows. pounder n.
[ OE punian, rel. to Du. puin, LG pn rubbish ]