/ Dictionary / Index F frightful: Meaning and Definition of Find definitions for: fright•ful Pronunciation: (frīt'ful), [key] — adj. such as to cause fright; dreadful, terrible, or alarming: A frightful howl woke us. horrible, shocking, or revolting: The storm did frightful damage. unpleasant; disagreeable: We had a frightful time. very great; extreme: That actor is very talented but a frightful ham. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: frightful (Thesaurus) frightened fright wig Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language