sponge bag sponge • sponge bath · · · Info · Definitions · Synonyms · Characters · · sponge bag · · Text Common · · Latin · · Scripts 10 · · Length 2 · · Syllables Definitions · · · (noun) a waterproof bag for holding bathrooms items (soap and toothpaste etc.) when you are travelling. Synonyms: toilet bag, sponge bag. · · Noun Definition 1 Synonyms · · · toilet bag · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073