Marquis (noun)

1. A nobleman of the highest hereditary rank in France, ranking below a duke and above a count.
2. A nobleman of high rank in other countries.

Origin:

From old french marcheis, from marche ("border, frontier") + -eis ("-ish"), from germanic *marka ("boundary").

Examples:

1. The marquis was a wealthy and powerful man.
2. The marquis de Sade was a French nobleman, writer and philosopher.
3. The marquis was a member of the royal court.
4. The Marquis of Queensberry was a British nobleman and patron of sports.
5. The Marquis of Montrose was a Scottish nobleman who led Royalist forces during the Wars of the Three Kingdoms.