/ Dictionary / Index G guitarfish: Meaning and Definition of Find definitions for: gui•tar•fish Pronunciation: (gi-tär'fish"), [key] — pl. -fish, -fish•es. any sharklike ray of the family Rhinobatidae, of warm seas, resembling a guitar in shape. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: guitarfish (Thesaurus) guitar guitarist Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language