big brown bat big brother • big bucks · · · Info · Definitions · Synonyms · Characters · · big brown bat · · Text Common · · Latin · · Scripts 13 · · Length 3 · · Syllables Definitions · · · (noun) rather large North American brown bat; widely distributed. Synonyms: big brown bat, Eptesicus fuscus. · · Noun Definition 1 Synonyms · · · eptesicus fuscus · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 w latin small letter w U+0077