What is bubble language?

"Bubble language" isn't a recognized term in linguistics or communication studies. It's possible you're thinking of something else or have encountered it in a specific context.

To help me understand what you're referring to, could you provide more information? For example:

* Where did you hear the term "bubble language"? Was it in a book, movie, online article, or a conversation?

* What was the context? What was being discussed or described when the term was used?

* What do you think "bubble language" means?

With more context, I can give you a more specific and accurate answer.