fringe benefit, perquisite, perk -- (an incidental benefit awarded for certain types of employment (especially if it is regarded as a right); "a limousine is one of the fringe benefits of the job")
prerogative, privilege, perquisite, exclusive right -- (a right reserved exclusively by a particular person or group (especially a hereditary or official right); "suffrage was the prerogative of white adult males")
(Sound)
