[uh-mahy-kuhs kyoor-ee-ee, uh-mee-kuhs kyoor-ee-ahy] 
[uh-mahy-kahy kyoor-ee-ee, uh-mee-kee kyoor-ee-ahy] . Law. | a person, not a party to the litigation, who volunteers or is invited by the court to give advice upon some matter pending before it. |
An individual or group interested in influencing the outcome of a lawsuit but not an actual party to the suit. The statement presented to the court is an amicus curiae brief; amicus curiae is Latin for “friend of the court.”