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Meaning of code name

code' name"

Pronunciation: [key]
  1. a name assigned to conceal the real identity of a person, as a spy, or to conceal the existence or purpose of a plan, military operation, etc.
  2. Also calleda word or phrase assigned a meaning understood only by those who are secretly informed of it.

code-name

Pronunciation: (kōd'nām"), [key]
— -named, -nam•ing.
  1. to assign a code name to.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.