code name

noun

: a designation having a coded and usually secret meaning

code-name

ˈkōd-ˌnām 

transitive verb

Examples of code name in a Sentence

Every secret agent has a code name.

Recent Examples on the Web

What notice was posted — a sheet of paper stuck to an Abbeville courthouse — referenced the matter only by the SpaceX project’s state code name, Project Osprey. — ABC News, 27 Oct. 2026

Besides that, tech companies often have hidden their involvement in a project behind a code name and developers who do the legwork with local governments, critics and other developers say. — Marc Levy, Los Angeles Times, 22 Oct. 2026

Users will be able to request information on security officers, informants or recruitment targets based on their name, date or place of birth, mother's name, code name and document type or number. — Arkansas Online, 30 Sep. 2026

The app, which was given the internal code name Hatch, is powered by the Muse Spark family of foundation models that Meta AI chief Alexandr Wang has been debuting at a breakneck pace since April. — Jonathan Vanian, CNBC, 8 Sep. 2026

Word History

First Known Use

1867, in the meaning defined above

Rhymes for code name

• aspartame
• counterclaim
• overcame
• underframe
• username
• acclaim
• aflame
• airframe
• ballgame
• became
• declaim
• defame