fēi​dié

flying saucer

飞碟 (飛碟) fēi​dié
flying saucer noun
an unidentified flying object in the shape of a disc

Someone reported seeing a flying saucer in the sky.

frisbee noun
a plastic disc used for tossing and catching in games or sports

Let's go play Frisbee on the grass this afternoon.

Frequency

Movie subtitles
2.62 per million appears in 1% of films
Written text
2.24 per million

Sources

Definitions
CC-CEDICT