Definition of land agent:
(n) :
A real estate broker, especially one who specializes in the buying and selling of farms or undeveloped land.
(n) :
(chiefly UK) A professional employed to manage an estate; steward or estate manager.
(n) :
(chiefly US) An employee of an oil or mining company who negotiates with landowners for rights to extract oil or minerals from their property.
(n) :
A government official responsible for managing public lands.
(n) :
(historical) A person employed to manage the legal and practical aspects of developing a land grant.