signor

Used as a courtesy title for a man in an Italian-speaking area, equivalent to Mr.

An Italian lord or gentleman; specifically, a member of a class or body of ruling magistrates or senators in one of the old Italian republics.

Hence A lord or gentleman in general; a man of aristocratic rank or associations.

[capitalized] An Italian title of respect or address for a man, contracted from Signore before a name, equivalent to Señor in Spanish, Senhor in Portuguese, Monsieur or M. in French, Mister or Mr. in English, Herr in German, etc.

Sir; Mr.; — a title of address or respect among the Italians. Before a noun the form is Signor.

A courtesy title used to a man of Italian origin.

used as an Italian courtesy title; can be prefixed to the name or used separately