thump


thump (http://definr.com/thump)

     n 1: a heavy dull sound (as made by impact of heavy objects)
          [syn: thumping, clump, clunk, thud]
     2: a heavy blow with the hand
     v 1: move rhythmically; "Her heart was beating fast" [syn: beat,
           pound]
     2: make a dull sound [syn: thud]
     3: hit hard with the had, fist, or some heavy instrument; "the
        salesman pounded the door knocker"; "a bible-thumping
        Southern Baptist" [syn: pound, poke]