What is Tina slang for?

"Tina" is not a common slang term with a widely recognized meaning. It's possible you're thinking of something else, or perhaps it's a localized slang term used in a specific region or community.

To help me understand what you mean, could you please provide more context? For example:

* Where did you hear the term "Tina"?

* What was the context of the conversation where it was used?

* Who was using the term?

With more information, I might be able to figure out what "Tina" is slang for.