thump

Noun

• a heavy blow with the hand

• a heavy dull sound (as made by impact of heavy objects)

Verb

• hit hard with the hand, fist, or some heavy instrument
  • the salesman pounded the door knocker
    
  • a bible-thumping Southern Baptist
    

• make a dull sound
  • the knocker thudded against the front door
    

• move rhythmically
  • Her heart was beating fast
    

Related words

• Synonyms: 
  thumping , clump , clunk , thud , pound , poke , beat