sewer rat sewer pipe • sewer system · · · Info · Definitions · Characters · · sewer rat · · Text Common · · Latin · · Scripts 9 · · Length 3 · · Syllables Definitions · · · (noun) brown rat commonly found in sewers. Synonyms: sewer rat. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 w latin small letter w U+0077