signor sign on • signora · · · Info · Definitions · Synonyms · Characters · · signor · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) used as an Italian courtesy title; can be prefixed to the name or used separately. Synonyms: signior. · · Noun Definition 1 Synonyms · · · signior · · Synonym 1 Characters · · g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073