/ Dictionary / Index M mislay: Meaning and Definition of Find definitions for: mis•lay Pronunciation: (mis-lā'), [key] — -laid, -lay•ing. to lose temporarily; misplace: He mislaid his keys. to lay or place wrongly; arrange or situate improperly: to mislay linoleum. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mislay (Thesaurus) mislabel mislead Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language