Riviera /ˌɹɪviˈɛɹə/ noun1 •A region of Europe, on the Mediterranean; The coastal area of southern France (French Riviera) and north-western Italy (Italian Riviera) between Cannes and La Spezia.Sounding like the real estate developer he once was, Mr. Trump vowed to turn it into “the Riviera of the Middle East.” — 2025