lantern jaw lantern jack • lantern-jawed · · · Info · Definitions · Characters · · lantern jaw · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) a long thin lower jaw. Synonyms: lantern jaw. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 j latin small letter j U+006A l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 t latin small letter t U+0074 w latin small letter w U+0077