Rattus rattrap • ratty · · · Info · Definitions · Characters · · Rattus · · Text Latin · · Script 6 · · Length Definitions · · · (noun) common house rats; upper incisors have a beveled edge. Synonyms: genus Rattus. · · Noun Definition 1 Characters · · R latin capital letter r U+0052 a latin small letter a U+0061 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075