/ Dictionary / Index G groundfire: Meaning and Definition of Find definitions for: ground•fire Pronunciation: (ground'fīr"), [key] — n. small arms fire directed against aircraft from the ground. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ground-fault interrupter ground fish Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language