Dictionary

loony

adjective loo·ny \ˈlü-nē\

: crazy or foolish

loo·ni·erloo·ni·est

Full Definition of LOONY

:  crazy, foolish
loo·ni·ness noun
loony noun

Variants of LOONY

loo·ny also loo·ney \ˈlü-nē\
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Examples of LOONY

  1. Every family includes someone who's a little loony.
  2. <that's got to be the looniest idea I've ever heard>

Origin of LOONY

by shortening & alteration from lunatic
First Known Use: 1872

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3 ENTRIES FOUND:
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July 29, 2015
indomitable Hear it
incapable of being subdued or conquered
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