| Duke 1. (n.) A leader; a chief; a prince. 2. (n.) In England, one of the highest order of nobility after princes and princesses of the royal blood and the four archbishops of England and Ireland. 3. (n.) In some European countries, a sovereign prince, without the title of king. 4. (v. i.) To play the duke. Thesaurus Entries Brahman, archduke, aristocrat, armiger, baron, baronet, blue blood, count, daimio, earl, esquire, gentleman, grand duke, grandee, hidalgo, lace-curtain, laird, landgrave, lord, lordling, magnate, magnifico, margrave, marquis, noble, nobleman, optimate, palsgrave, patrician, peer, seigneur, seignior, silk-stocking, squire, swell, thoroughbred, upper-cruster, viscount, waldgrave |