/ Dictionary / Index D do-gooder: Meaning and Definition of Find definitions for: do-good•er Pronunciation: (d'good'ur, -good"-), [key] — n. a well-intentioned but naive and often ineffectual social or political reformer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: do-gooder (Thesaurus) do-good do-goodism Related Content Daily Word Quiz: pedagogy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language