/ Dictionary / Index B ballistic: Meaning and Definition of Find definitions for: bal•lis•tic Pronunciation: (bu-lis'tik), [key] — adj. of or pertaining to ballistics. having its motion determined or describable by the laws of exterior ballistics. to become overwrought or irrational: went ballistic over the idea of a tax hike. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ballistic (Thesaurus) ballista ballistic camera Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language