Meaning of loony

loon•y

Pronunciation: (l'nē), [key]
— adj., n., pl. loon•i•er, loon•i•est, loon•ies.
—adj.
  1. lunatic; insane.
  2. extremely or senselessly foolish.
—n.
  1. a lunatic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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