/ Dictionary / Index B bombshell: Meaning and Definition of Find definitions for: bomb•shell Pronunciation: (bom'shel"), [key] — n. a bomb. something or someone having a sudden and sensational effect: The news of his resignation was a bombshell. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bombshell (Thesaurus) bomb run bomb shelter Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language