What do Daves Eltis mean?

It seems like you're asking about "Dave's Eltis." It's possible you're referring to a specific thing, but without more context, it's hard to know for sure.

To help me understand, could you please provide more information? For example:

* Is it a name of a place, a person, a product, or something else?

* Where did you encounter this term? (e.g., a website, a book, a conversation)

* What is the context of the term?

With more information, I can try to figure out what "Dave's Eltis" means.