crackbrained

crackbrained

Wacky or crazy. There's a guy on our corner who shouts about the end of the world; I think he's a little crackbrained. Oh please, that'll never work—it's a crackbrained idea.
See also: crackbrain
Farlex Dictionary of Idioms.

crackbrained

mod. stupid; ridiculous. I’ve heard enough of your crackbrained schemes.
See also: crackbrain
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • crackbrain
  • crackpot
  • crackers
  • coo-coo
  • bonzo
  • dippy
  • daffy
  • tabbacky
  • wacky-tabbacky
  • wacky-tobacky
References in periodicals archive
Pybus' outspoken, breezy Aussie style works well; it is emotionally accurate as well as refreshing to read, "it is crackbrained to think that Lillian was going to Siberia," or, "As I said, the woman was clearly unhinged." But did Lillian herself ever say she was going to Siberia?
Some crackbrained Australian Psycho is prowling the community with a bloodied grin--actually pruning body parts into alphabetic figures: Y ...
He was full of mad unrealized projects, a promiscuous seeker of instant knowledge, a creator of crackbrained theories and an intellectual thief.
He pleads, "'Youall can't hold me responsible for a crackbrained woman!
(23) Lowry, writing to Glover, predicted trouble from Mason's editorship: 'He's a crackbrained socialist, with some literary ability; and he's certain sure to land Phoenix into a rough-house with the college'.
What could possibly have enticed someone who knows, at first hand, the destructive potential of therapy to involve himself in such a crackbrained event?