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