flushless toilet flush-jointed • flushness · · · Info · Definitions · Characters · · flushless toilet · · Text Common · · Latin · · Scripts 16 · · Length 4 · · Syllables Definitions · · · (noun) a toilet that relies on bacteria to break down waste matter (instead of using water). Synonyms: flushless toilet. · · Noun Definition 1 Characters · · space U+0020 e latin small letter e U+0065 f latin small letter f U+0066 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075