heavy weapon heavy water • heavyweight · · · Info · Definitions · Synonyms · Characters · · heavy weapon · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) large but transportable armament. Synonyms: artillery, heavy weapon, gun, ordnance. · · Noun Definition 1 Synonyms · · · artillery · · Synonym 1 gun · · Synonym 2 ordnance · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 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 v latin small letter v U+0076 w latin small letter w U+0077 y latin small letter y U+0079