* It's a misspelling: There might be a similar word you're trying to remember. Can you think of any variations or related words?
* It's a name: It could be a unique name, perhaps of a person or a place.
* It's a made-up word: Some words are created for specific purposes, like in fiction or for a particular project.
To understand what "Jolloana" means, you'll need to provide more context. Please tell me:
* Where did you encounter this word?
* What was the context around it?
* Do you have any other information about it?
With more details, I might be able to help you figure out its meaning.