discus(redirected from discuses)
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1. (originally) a circular stone or plate used in throwing competitions by the ancient Greeks
a. a similar disc-shaped object with a heavy middle thrown by athletes
b. (as modifier): a discus thrower
3. the event or sport of throwing the discus
4. a South American cichlid fish, Symphysodon discus, that has a compressed coloured body and is a popular aquarium fish