/ Dictionary / Index M misdo: Meaning and Definition of Find definitions for: mis•do Pronunciation: (mis-d'), [key] — v., -did, -done, -do•ing. —v.t. to do badly or wrongly; botch. —v.i. to behave improperly. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: misdo (Thesaurus) misdirection misdoubt Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language