n. pl. si·gno·ri (sēn-yôrē, -yōrē) also si·gnors or si·gniors Abbr. Sig. or S. Used as a courtesy title for a man in an Italian-speaking area, equivalent to Mr. [Italian, variant of signore; see SIGNORE.] |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.