Wiktionary
code names
n. (code name English)
Usage examples of "code names".
It and PALM BOWL--they even knew the code names--were largely the eyes of their enemy's command structure.
Maybe it all seemed clever to Kirkpatrick and her world, but Bennett was in no mood for kiddy code names and James Bond wannabees.
The software system picked the code names and assigned them to case files.
Again Buchanan needed all his discipline not to show how startled he was by the mention of those code names.