/ Dictionary / Index M maddening: Meaning and Definition of Find definitions for: mad•den•ing Pronunciation: (mad'n-ing), [key] — adj. driving to madness or frenzy: a maddening thirst. infuriating or exasperating: his maddening indifference to my pleas. raging; furious: a maddening wind. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: maddening (Thesaurus) madden madder Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language