D defs.my
Entry 2 senses Webster, 1913

Star chamber

/(stär"chām`bẽr)/ · Star· cham·ber · IPA
01 n. An ancient high court exercising jurisdiction in certain cases, mainly criminal, which sat without the intervention of a jury. It consiste…
  1. 1.
    An ancient high court exercising jurisdiction in certain cases, mainly criminal, which sat without the intervention of a jury. It consisted of the king's council, or of the privy council only with the addition of certain judges. It could proceed on mere rumor or examine witnesses; it could apply torture. It was abolished by the Long Parliament in 1641.(Eng. Hist.)
  2. 2.
    Any court, committee, or other tribunal which exercises arbitrary and unaccountable power, or uses unfair or illegal methods, in investigation or judgment of persons.(Metaphorical)