ring
nounA circular object, form, line, or arrangement.
nounA small circular band, generally made of precious metal and often set with jewels, worn on the finger.
nounA circular band used for carrying, holding, or containing something.
nounA pair of circular metal bands suspended in the air for gymnastic exercises, on which balancing and swinging maneuvers are performed while holding the bands as motionless as possible.
nounA circular movement or course, as in dancing.
nounAn enclosed, usually circular area in which exhibitions, sports, or contests take place.
nounA rectangular arena set off by stakes and ropes in which boxing or wrestling events are held.
nounThe sport of boxing.