code name

¹

[ kohd neym ]

noun

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 called code phrase. a word or phrase assigned a meaning understood only by those who are secretly informed of it.

code-name

²

[ kohd-neym ]

verb (used with object)

, code-named, code-nam·ing.

1. to assign a code name to.

Word History and Origins

Origin of code name¹

First recorded in 1915–20

Origin of code name²

First recorded in 1955–60

Example Sentences

Churchill welcomed the approach and immediately continued the exchanges using the code name “naval person.”

From The Daily Beast

Inside Camp King, the LSD program was expanded and given a new code name.

From The Daily Beast

While they are keeping details tight, they did spill the code name: “Hats and Hatchets.”

From The Daily Beast

And it is my code name that has brought on so many dick pics.

From The Daily Beast

Perhaps his code name, Carlos Danger, offered him a sort of freedom from his Weiner persona.

From The Daily Beast

So that the notices of matches might not give direct evidence of our identity, each Unit was allotted a code name.

From Project Gutenberg

Allen reported regularly to Chapman, signing his letters with the code name "Rosenthal."

From Project Gutenberg

These several documents are usually referred to as Project Clear, the code name for the complete version.

From Project Gutenberg

The origin of the code name Trinity for the test site is also interesting, but the true source is unknown.

From Project Gutenberg