code blue

noun, often capitalized C&B

Medical Definition of code blue

: 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

Comments on code blue

What made you want to look up code blue? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

something desired as essential

Get Word of the Day daily email!

Test Your Vocabulary

What's that Smell?! Quiz

  • wide eyed dog smelling rose
  • Someone who is hircine smells like a:
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!