powder horn powder-gray • powder house · · · Info · Definitions · Synonyms · Characters · · powder horn · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) container for carrying gunpowder; made of the hollow horn of an animal. Synonyms: powder horn, powder flask. · · Noun Definition 1 Synonyms · · · powder flask · · Synonym 1 Characters · · space U+0020 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 w latin small letter w U+0077