/ Dictionary / Index M misaddress: Meaning and Definition of Find definitions for: mis•ad•dress Pronunciation: (mis"u-dres'), [key] — -dressed -drest, -dress•ing. to address incorrectly or improperly: to misaddress a letter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: misaddress (Thesaurus) MIS misadventure Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language