/ Dictionary / Index F Fire Island: Meaning and Definition of Find definitions for: Fire' Is'land Pronunciation: [key] a narrow sand spit off S Long Island, New York: summer resort and lighthouse station. – mi. (0.4–0.8 km) wide; 30 mi. (48 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fire irons fireless 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