/ Dictionary / Index T thud: Meaning and Definition of Find definitions for: thud Pronunciation: (thud), [key] — n., v., thud•ded, thud•ding. —n. a dull sound, as of a heavy blow or fall. a blow causing such a sound. —v.i. to strike or fall with a dull sound of heavy impact. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thud (Thesaurus) Thucydides thug Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language