/ Dictionary / Index U unformatted: Meaning and Definition of Find definitions for: un•for•mat•ted Pronunciation: (un-fôr'mat-id), [key] — adj. pertaining to a disk that has not been electronically prepared to receive files or other text; blank: You cannot save files on an unformatted disk. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. unforgiving unformed Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language