/ Dictionary / Index M misspell: Meaning and Definition of Find definitions for: mis•spell Pronunciation: (mis-spel'), [key] — -spelled -spelt, -spell•ing. to spell incorrectly. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: misspell (Thesaurus) misspeak misspelling Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language