Webster’s Revised Unabridged Dictionary · 1913
Chevalier
Che′va·lier′ (shĕv′ȧ·lēr′), n. [F., fr. LL. caballarius. See Cavaller.] 1. A horseman; a knight; a gallant young man. "Mount, chevaliers; to arms." Shak.
2. A member of certain orders of knighthood.
Chevalier d'industrie [F.], one who lives by persevering fraud; a pickpocket; a sharper. — The Chevalier St. George (Eng. Hist.), James Francis Edward Stuart (son of James II.), called "The Pretender." — The Young Chevalier, Charles Edward Stuart, son of the Chevalier St. George.