/ Dictionary / Index S sound block: Meaning and Definition of Find definitions for: sound' block" Pronunciation: [key] a small block of wood for rapping with a gavel. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sound bite soundboard 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