Medical Dictionary

code blue

noun, often capitalized C&B

Medical Definition of code blue

  1. :  a declaration of or a state of medical emergency and call for medical personnel and equipment to attempt to resuscitate a patient especially when in cardiac arrest or respiratory distress or failure summoned by emergency Code Blues, doctors had brought her back to life more than once—Bill Bryan; also :  the attempt to resuscitate the patient


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feeling or affected by lethargy

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