fringe_benefit
1. [ noun ] (work,business) an incidental benefit awarded for certain types of employment (especially if it is regarded as a right)
Synonyms: perk perquisite
Examples:

"a limousine is one of the fringe benefits of the job"

Related terms: benefit gratuity appanage
Similar spelling:   fringe_tree
  fringe_bush
  frank_breech
  firing_line