It's possible:
* You're misremembering the name: The name might be slightly different, or it could be associated with a specific school, company, or event. More context is needed.
* It's an internal dress code: The term might be used informally within a specific organization or community.
* It's a newly coined term: It's possible this is a recently created or very localized dress code.
To get a better answer, please provide more information, such as:
* Where did you hear about this dress code? (e.g., a school, a company, a website)
* What is the context? (e.g., a formal event, a workplace, a school)
With more details, it might be possible to identify what dress code you're referring to.