noun

• (field hockey or ice hockey, water polo) The goal.
• (US, derogatory, slang) An automobile.
• (figuratively) Something that hinders freedom.
  "Schwartz examines with dignity and tenderness the battles within and without of […] families, created and biological, and the cages and freedom they can provide."
• (slang) A prison or prison cell.
  "The 'out of the closet' lesbians and gay men here in the Iowa Cages are harassed and discriminated daily by oppressive pigs, believe me, I know, as a lesbian I've experienced it first hand and seen my fellow lesbian and gay friends oppressed to where I'm ready to explode."

verb

• (transitive) To confine in a cage; to put into and keep in a cage.
  "And the row of human captors, ever leering, They who caged me, Know their power and gloat on my captivity."
• (transitive, slang) To imprison.
  "The serial killer was caged for life."
• (transitive, figuratively) To restrict someone's movement or creativity.
• (aviation) To immobilize an artificial horizon.
  "To prevent damage to its gimbal mountings during extreme aerobatic maneuvers, the navball should be caged before the start of a display sequence."