codeword

/ ˈkəʊdˌwɜːd /

noun

1. (esp in military use) a word used to identify a classified plan, operation, etc Alsocodename

Example Sentences

Jazz is now a codeword for sophistication and classiness, even affluence.

From The Daily Beast

Communism was an easy touchdown: evil incarnate and the preferred codeword for Russian imperialism.

From The Daily Beast

A hilton is the codeword for a celebrity, or anyone famous, whether or not they have talent.

From The Daily Beast

Au contraire—it was a TOP SECRET/CODEWORD document of sizzling import.

From The Daily Beast

Thus "amber" is the codeword for £1; "heliotrope" for £20; "rainbow" for "win and 1, 2."

From Project Gutenberg