Main entry: thud, thump, thumping, clump, clunk
Definition: a heavy dull sound (as made by impact of heavy objects)
Main entry: thud
Definition: strike with a dull sound
Usage: Bullets were thudding against the wall
Definition: make a dull sound
Usage: the knocker thudded against the front door
Main entry: thud, scrunch, crump
Definition: make a noise typical of an engine lacking lubricants