Thesaurus.com
Dictionary.com
Definitions

signor

[seen-yawr, -yohr, sin-yawr, -yohr, see-nyawr] / ˈsin yɔr, -yoʊr, sɪnˈyɔr, -ˈyoʊr, siˈnyɔr /
NOUN
mister
Synonyms