/ Dictionary / Index L leatherfish: Meaning and Definition of Find definitions for: leath•er•fish Pronunciation: (le'ur-fish"), [key] — pl. -fish•es, -fish. a filefish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: leatherfish (Thesaurus) leatherette leather-hard Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language