have a loose screw

Definition of have a loose screw

informal
:to be crazy
  • You've got to have a loose screw to think that's a good idea.
  • You've got to have a few loose screws to think that's a good idea.

Word by Word Definitions

loose play
  1. : not rigidly fastened or securely attached

  2. : having worked partly free from attachments

  3. : having relative freedom of movement

  1. : to let loose (see 1loose) : release

  2. : to free from restraint

  3. : to make loose : untie

  1. : in a loose manner (see 1loose) : loosely


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