n. 1. a. The wife or widow of a marquis. b. See marchioness. 2. Used as a title for a marquise. 3. See marquee. 4. a. A finger ring set with a pointed oval stone or cluster of pointed oval stones. b. A pointed oval shape of a gem. [French , feminine of marquis, marquis (French marquise often being used in French attributively to describe things considered splendid and elegant); see MARQUIS.] ![]() (click for a larger image) marquisemarquise-cut diamond ring by jeweler Harry Winston (1896-1978) |
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