from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Informal Variant of loony.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. crazy; mentally unsound

from the GNU version of the Collaborative International Dictionary of English

  • adj. Crazy; insane; mentally unsound.

from The Century Dictionary and Cyclopedia

  • Lunatic; crazy; silly and erratic: usually applied to partial or temporary aberration, and to persons afflicted with partial lunacy. Used also as a noun.


Diminutive of lunatic with -y. (Wiktionary)



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