grandly adverb2 •In a grand manner.“Take the Concorde. Spend a lot of money. Get yourself there in the most expensive way possible, take pictures over ten times if you need to. Do it all grandly!” — 2025 •(rare) To the greatest extent.The world had appreciated what he had done, and had put much to his credit, and he was prepared to draw upon this grandly. — 1899 formsmore grandly · most grandly