The Light Horseman is a job title that refers to a member of the cavalry in the military. The term is derived from the word 'Hussar', which is a type of light cavalry used by European armies in the 18th and 19th centuries. The Hussar was known for its speed and agility, and was often used for reconnaissance and scouting missions. The Light Horseman was also responsible for carrying out raids and skirmishes against enemy forces.