/ Dictionary / Index F flashgun: Meaning and Definition of Find definitions for: flash•gun Pronunciation: (flash'gun"), [key] — n. Photog. a device that simultaneously discharges a flashbulb and operates a camera shutter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: flashgun (Thesaurus) flash-freeze flashing Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language