To give a thump or thumps; to strike or fall with a heavy blow; to pound.
a heavy dull sound (as made by impact of heavy objects)
a heavy blow with the hand
make a dull sound; "the knocker thudded against the front door"
hit hard with the hand, fist, or some heavy instrument; "the salesman pounded the door knocker"; "a bible-thumping Southern Baptist"