Read the dictionary definition of thump. All definitions for this word.
1. a heavy blow with the hand
2. a heavy dull sound (as made by impact of heavy objects)
3. hit hard with the hand, fist, or some heavy instrument
1. the salesman pounded the door knocker
2. a bible-thumping Southern Baptist
4. move rhythmically
1. Her heart was beating fast
5. make a dull sound
1. the knocker thudded against the front door