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Synonyms

loony

1 American  
[loo-nee] / ˈlu ni /
Sometimes luny or looney

adjective

loonier, looniest
  1. lunatic; insane.

  2. extremely or senselessly foolish.


noun

plural

loonies
  1. a lunatic.

loony 2 American  
[loo-nee] / ˈlu ni /

noun

plural

loonies
  1. loonie.


loony British  
/ ˈluːnɪ /

adjective

  1. lunatic; insane

  2. foolish or ridiculous

"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

noun

  1. a foolish or insane person

"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

Other Word Forms

  • looniness noun

Etymology

Origin of loony

First recorded in 1860–65; lun(atic) + -y 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He seemed about one step away from being one of those loony types who mumbled to themselves on the street downtown.

From Literature

“We had to pick the looniest of the bunch, didn’t we?”

From Literature

While this can prove tricky for famous estates and those looking to capitalize from someone else’s legacy, it ensures that beloved works can live forever, even if it’s in some loony, bastardized way.

From Salon

Things didn’t really get loony until the tournament began.

From Los Angeles Times

“Is this full-moon business true? Does he actually turn loony once a month?”

From Literature