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English definition of “moon”

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moon

noun uk   /muːn/ us  
the moon [S]
More examples
A2 the round object that moves in the sky around the Earth and can be seen at night: What time does the moon rise/set (= appear/disappear in the sky)?
[S or U] the shape made by the amount of the moon that you can see at a particular time: There's no moon (= you cannot see the moon) tonight. a crescent/full/new moon [C] a similar round object that moves around another planet: Jupiter has at least 16 moons.

moon

verb [I ] uk   /muːn/ informal us  

moon verb [I ] (NO PURPOSE)

[usually + adv/prep] to move or spend time in a way that shows little interest and no clear purpose: She was mooning about/around the house all weekend. He's been mooning over (= looking foolishly at) those holiday photos all afternoon.

moon verb [I ] (SHOW BOTTOM)

to show your naked bottom in public, as a joke or as a protest : Two male juveniles were arrested and charged with indecent exposure after they mooned a police officer.
Translations of “moon”
in Spanish luna…
in French lune…
in German der Mond…
in Chinese (Simplified) 月相, 卫星…
in Russian спутник (планеты)…
in Chinese (Traditional) 月相, 衛星…
in Turkish uydu…
in Polish księżyc…
(Definition of moon from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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