/ Dictionary / Index F fire hydrant: Meaning and Definition of Find definitions for: fire' hy"drant Pronunciation: [key] a hydrant for use in extinguishing fires. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. firehouse fire insurance Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language