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[moo-nee] /ˈmu ni/
adjective, moonier, mooniest.
dreamy, listless, or silly.
pertaining to or characteristic of the moon.
Origin of moony
First recorded in 1580-90; moon + -y1
Related forms
moonily, adverb
mooniness, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for moony
Historical Examples
  • The moony spectacles beamed not quite benevolently on the corridor.

    The Dictator

    Justin McCarthy
  • The moony moon was round and bright, It shone and shone and made it light.

  • It was a warm, moony night, and he took a glass of vichy "for looks' sake," as he said.

    Twelve Men Theodore Dreiser
  • "Why, I always was moony over you--when we were kids," he said.

  • But the moony spectacles were soon let down over the eyes of the Professor of Folk-Lore, and hung there like shutters or blinkers.

    The Dictator

    Justin McCarthy
  • The Professor looked at her in somewhat puzzled fashion, not through but from beneath the moony spectacles.

    The Dictator

    Justin McCarthy
  • The signalled eyes under the moony spectacles received the danger signal with something of impatience.

    The Dictator

    Justin McCarthy
  • For all he'm so moony an' gentlelike, I think he'm a terrible passionate man inside.

  • It flashed and was gone, and then, before the moony circles on the water had got to the bank, the man was off.

    The Torch and Other Tales

    Eden Phillpotts
  • The soaring dome of white canvas reflected the electric light with a moony lustre.

    Una Of The Hill Country Charles Egbert Craddock (AKA Mary Noailles Murfree)
British Dictionary definitions for moony


adjective moonier, mooniest
(informal) dreamy or listless
of or like the moon
(Brit, slang) crazy or foolish
Derived Forms
moonily, adverb
mooniness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for moony

1580s, "like the moon;" 1848, "dreamy, listless," from moon (n.) + -y (2). Cf. moon (v.).

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for moony



Behaving in a pleasantly listless and dreamy way: in a back booth at Caballero's where Carolyn and I talked and became drunk and moony (1848+)



A member or disciple of the Unification Church

[fr the name of the leader, Sun Myung Moon]

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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