1. Hist. An English court having broad civil and criminal jurisdiction at the king’s discretion and noted for its secretive, arbitrary, and oppressive procedures, including compulsory self-incrimination, inquisitorial investigation, and the absence of juries. • The Star Chamber was abolished in 1641 because of its abuses of power. — Also termed Court of Star Chamber; Camera Stellata.
2. (usu. l.c.) Any secretive, arbitrary, or oppressive tribunal or proceeding.