What does tea format of a book mean?

"Tea format" is not a standard term used to describe a book format. It's likely a misunderstanding or a playful term used in a specific context.

Here's why:

* No official definition: There is no recognized publishing or literary term called "tea format."

* Potential misinterpretation: It might be a playful way to refer to a short, informal book or a lighthearted, gossipy read.

* Context matters: The meaning could be entirely different depending on the context in which you encountered the term.

To understand the meaning, you need more information:

* Where did you see "tea format"? (Example: Online forum, book review, etc.)

* What was the context? (Was it being used seriously or in a humorous way?)

Please provide more context so I can help you understand what "tea format" means in your specific case.