/ Dictionary / Index P pegbox: Meaning and Definition of Find definitions for: peg•box Pronunciation: (peg'boks"), [key] — n. the widened end of the neck of a stringed instrument, to which the tuning pegs are fixed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Peg-Board Peggy Related Content Daily Word Quiz: serendipity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language