A bird, such as a canary or budgerigar, kept captive in a cage or aviary for domestic companionship or as a hobby.

Any conductive surrounding, idealized or practical, used to interrupt the transmission of electromagnetic energy or electrostatic discharge across it.

An activity where people in metallic cages are immersed underwater to undergo an experience with sharks

(chemistry) any polycyclic compound having the form of a cage

The framework, covered with netting or mesh, that forms an ice hockey or water polo goal.

An erotic dancer who dances inside a cage, usually in a nightclub etc

The practise of participating in hand-to-hand combat inside of a usually steel cage.

A person who fights inside a cage.

(automotive) A frame built in or around the driver and passenger compartment of a vehicle to protect its occupants from being injured in an accident, particularly if the vehicle rolls over.

plural of rib cage