/ Dictionary / Index S soap bubble: Meaning and Definition of Find definitions for: soap' bub"ble Pronunciation: [key] a bubble of soapsuds. something that lacks substance or permanence. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Soap Box Derby soap dish Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language