Definition of "moon"

moon

/muːn/

proper noun
1. (with "the", singular only) Alternative letter-case form of Moon (“the Earth's only permanent natural satellite”).
  Quotations
  "I suppose I may have leave to do that!" Yes, she could do that, he said, but there was no road to that place; it lay east of the sun and west of the moon, and she could never find her way there.
  1886, Peter Christen Asbjørnsen, translated by H.L. Brækstad, Folk and Fairy Tales, page 233
noun
plural moons
1. (informal, by extension of Moon) Any natural satellite of a planet.
2. (literary) A month, particularly a lunar month.
  Quotations
  For since these arms of mine had seven years' pith,Till now some nine moons wasted, they have usedTheir dearest action in the tented field…
  1603, William Shakespeare, Othello
  They number their age by Moons or Winters, and say a Woman or a Man is so many Moons old, and so they do with all memorable Actions in life, accounting it to be so many Moons or Winters since such or such a thing happened.
  1737, John Brickell, The natural history of North-Carolina, pages 308–309
  Many moons had waxed and waned when on the afternoon of a lovely summer day a lusty broad-boned knight was riding through the forest of Sherwood.
  1822, Thomas Love Peacock, Maid Marian, page 238
  Through eerie reach of ancient woods / Where lumbering mists arise / I journey for nines moons of the year / To where a land of legend lies
  2002, Russell Allen, "Incantations of the Apprentice", on Symphony X, The Odyssey.
3. A representation of the moon, usually as a crescent or as a circle with a face; a crescent-shaped shape, symbol, or object.
4. A crescent-like outwork in a fortification.
5. The eighteenth trump/major arcana card of the Tarot.
6. (cartomancy) The thirty-second Lenormand card.
7. (card games) In hearts, the action of taking all the point cards in one hand.
verb
third-person singular simple present moons, present participle mooning, simple past and past participle mooned
1. (transitive, colloquial) To display one's buttocks to, typically as a jest, insult, or protest.
2. (intransitive, colloquial) To gaze at lovingly or in adoration.
  Quotations
  Bradly stood bewitched, mooning at the moon. Betimes he bent in a grotesque posture and looked at it between his legs, which was to rid his mind of preconceived colour values by seeing them upside down.
  1938, Norman Lindsay, Age of Consent, 1st Australian edition, Sydney, N.S.W.: Ure Smith, published 1962, page 164
3. (intransitive, colloquial) (usually followed by over or after) To fuss over something adoringly; to be infatuated with someone.
  Quotations
  On some level, the filmmakers behind Monster Trucks must have recognized the ill fit of Till playing a teenager, because they cast Jane Levy, a 27-year-old who can pass for younger but not a decade younger, as Meredith, a nerdy classmate of Tripp’s who moons over him as she insists on making an appointment to tutor him in biology.
  2017 January 12, Jesse Hassenger, “A literal monster truck is far from the stupidest thing about Monster Trucks”, in The Onion AV Club‎
4. To spend time idly, absent-mindedly.
  Quotations
  We were only three on board. The poor old skipper mooned in the cabin.
  1898, Joseph Conrad, Youth
5. (transitive) To expose to the rays of the Moon.
6. (transitive) To adorn with moons or crescents.
7. (cryptocurrencies, of a coin or token) To rise in price rapidly or suddenly.
  Quotations
  I've followed several of the most popular crypto pundits on Twitter and discovered they constantly brag about their one big Hail Mary pick that mooned but neglect to mention – or delete – their numerous fumbles.
  2019, Mark Grabowski, Cryptocurrencies: A Primer on Digital Money‎, Routledge
8. (card games) To shoot the moon.