/ Dictionary / Index G guitar: Meaning and Definition of Find definitions for: gui•tar Pronunciation: (gi-tär'), [key] — n. a stringed musical instrument with a long, fretted neck, a flat, somewhat violinlike body, and typically six strings, which are plucked with the fingers or with a plectrum. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: guitar (Thesaurus) guise guitarfish Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language