loony

L1O1O1N1Y4
/ˈluːni/

adjective

Insane.

“loony scheme”

Less commonScrabble 8

Meanings

adjectiveloony (comparative loonier, superlative looniest)

comparative loonier · superlative looniest · alternative loonie · alternative luny · alternative looney

  1. derogatoryinformaloffensiveInsane.

    loony scheme

    4 more examples

    completely loony

    They dismissed his loony ideas.

    The movie is full of loony characters.

    CNN’s Christiane Amanpour took the press corps’ Trumpphobia a loony step further last week, saying the former real estate mogul represents an “existential threat” to the media. She’s apparently fearful that they’re all going to end up “in handcuffs, in cages, in kangaroo courts, in prison … and then who knows?”

    2016 November 28, Steve Tobak, “The Media Is Overcome With Trumpphobia”, in Fox Business, New York, N.Y., archived from the original on 08 Nov 2020
  2. derogatoryinformaloffensiveVery silly, absurd.
nounloony (plural loonies)

plural loonies · alternative loonie · alternative luny · alternative looney

  1. derogatoryinformaloffensiveAn insane or very foolish person.

    Why, there’s hundreds of lunies of the sort to be met in London.

    1913, Marie Adelaide Belloc Lowndes, The Lodger

Synonyms & antonyms

nounsomeone deranged and possibly dangerous

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

Shortened from lunatic, and likely also from loon ("rascal", and also the bird) + -y.

Full word history & related roots →

Translations

Bulgarian смахнат, побъркан
  • смахнат (smahnat)insane
  • побъркан (pobărkan)insane
  • психар (psihar)an insane or very foolish person
  • куку (kuku)an insane or very foolish person
Czech šílený, bláznivý
  • šílenýinsane
  • bláznivýinsane
  • blázenan insane or very foolish person
Danish tosset, gal
  • tossetinsane
  • galinsane
  • vanvittiginsane
  • tossean insane or very foolish person
  • galningan insane or very foolish person
Finnish hullu, hullu
  • hulluinsane
  • hulluan insane or very foolish person
  • kahjoan insane or very foolish person
  • kahelian insane or very foolish person
Irish gealt
  • gealtan insane or very foolish person
Russian сумасше́дший, псих
  • сумасше́дший (sumasšédšij)insane
  • псих (psix)an insane or very foolish person
  • душевнобольной (duševnobolʹnoj)an insane or very foolish person
Scottish Gaelic amadan, burraidh
  • amadanan insane or very foolish person
  • burraidhan insane or very foolish person
Slovak šialený, bláznivý
  • šialenýinsane
  • bláznivýinsane
  • blázonan insane or very foolish person
Swedish galning, knäppgök
  • galningan insane or very foolish person
  • knäppgökan insane or very foolish person
  • tokstollean insane or very foolish person
Welsh lloerig, lloerig
  • lloeriginsane
  • lloerigan insane or very foolish person

Rhymes & wordplay

Rhymes with loony

All rhymes →

Sounds the same

Anagrams

Cite this entry
APA

loony. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/loony

MLA

“loony.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/loony. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “loony,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/loony.

Source: loony on Wiktionary, CC BY-SA 4.0.