Source : Webster's Revised Unabridged Dictionary (1913)

Quitrent \Quit"rent`\, n. [Quit, a. + rent] (Law)
   A rent reserved in grants of land, by the payment of which
   the tenant is quit from other service. --Blackstone.

   Note: In some of the United States a fee-farm rent is so
         termed. --Burrill.