customs bureau customs bond • customs duty · · · Info · Definitions · Characters · · customs bureau · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) the agency of the Treasury Department that enforces import tariffs. Synonyms: Bureau of Customs, Customs Bureau, Customs Service, USCB. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075