Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A foolish or eccentric person.

from The Century Dictionary.

  • noun One who is cracked or impaired intellectually; a crazy fellow.

Etymologies

Sorry, no etymologies found.

Examples

  • True, Esther had bashed him with a cook pot, but one great advantage in having a peckerwood crackbrain on your side was the fact that his motivations had nothing to do with rationality.

    Rain Gods

  • True, Esther had bashed him with a cook pot, but one great advantage in having a peckerwood crackbrain on your side was the fact that his motivations had nothing to do with rationality.

    Rain Gods

  • True, Esther had bashed him with a cook pot, but one great advantage in having a peckerwood crackbrain on your side was the fact that his motivations had nothing to do with rationality.

    Rain Gods

  • Whether it was some crackbrain scribbler who tried to prove Poe

    Lippincott's Magazine of Popular Literature and Science, Volume 22. October, 1878.

  • Such a crackbrain as thou art, I never saw the like to it.

    A Select Collection of Old English Plays, Volume 2

  • No doubt it is a sad thing for a man to part with his self-control, but I happen to hold a brief for the crackbrain, and I say that there is not any man living who can afford to be too contemptuous, for no one knows when his turn may come to make a disastrous slip.

    The Ethics of Drink and Other Social Questions Joints In Our Social Armour

  • I envy those stolid people who can talk so contemptuously of frailty -- I mean I envy them their self-mastery; I quite understand the temperament of those who can be content with a slight exhilaration, and who fiercely contemn the crackbrain who does not know when to stop.

    The Ethics of Drink and Other Social Questions Joints In Our Social Armour

  • Because I’m going to prove I’m the biggest crackbrain of all, if it’s the last thing I do.

    Crashed

  • Because I’m going to prove I’m the biggest crackbrain of all, if it’s the last thing I do.

    Crashed

  • To be sure, I would tell him how kindly I had myself been used upon that dry land he was so much afraid of, and how well fed and carefully taught both by my friends and my parents: and if he had been recently hurt, he would weep bitterly and swear to run away; but if he was in his usual crackbrain humour, or (still more) if he had had a glass of spirits in the roundhouse, he would deride the notion.

    Kidnapped: The Adventures of David Balfour

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