What does Brilling mean?

"Brilling" is not a real word in the English language. It's most likely a made-up word or a misspelling.

Here are a few possibilities:

* It could be a misspelling of "brilliant."

* It could be a made-up word in a fictional context, like a book or a game.

* It could be a slang term specific to a particular region or group.

If you provide more context about where you encountered the word "brilling," I might be able to help you understand its meaning.