/ Dictionary / Index S sponge bath: Meaning and Definition of Find definitions for: sponge' bath" Pronunciation: [key] a bath in which the bather is cleaned by a wet sponge or washcloth dipped in water, without getting into a tub of water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sponge bag sponge cake Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language