Webster’s Revised Unabridged Dictionary · 1913
Chasseur
Chas′seur′ (shȧs′sẽr′), n. [F., a huntsman. See Chase to pursue.] 1. (Mil.) One of a body of light troops, cavalry or infantry, trained for rapid movements.
2. An attendant upon persons of rank or wealth, wearing a plume and sword.
The great chasseur who had announced her arrival. W. Irving.