noun.
a dull, metallic sound, especially one made by two bodies coming into contact
verb.
to make such a sound
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a heavy dull sound (as made by impact of heavy objects)
verb.
make or move along with a sound as of a horse's hooves striking the ground
Word Usage
"As each business owner was going around the table telling us what their companies did, I noticed that some of the stories just went "clunk" -- in a good way."