gas shell gas-shaft hood • gassiness · · · Info · Definitions · Characters · · gas shell · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) (military) bomb consisting of an explosive projectile filled with a toxic gas that is released when the bomb explodes. Synonyms: gas shell. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 l latin small letter l U+006C s latin small letter s U+0073