What does the word Richard Cranium mean?

"Richard Cranium" is not a real word or a recognized phrase with a specific meaning. It's likely a made-up name or a playful combination of the name "Richard" and the word "cranium," which refers to the skull.

It's possible that someone has used this combination for:

* A fictional character: Perhaps in a book, movie, or game.

* A nickname: Someone might have nicknamed a friend "Richard Cranium" for a humorous reason.

* A pun or joke: The combination of "Richard" and "cranium" might be intended to be funny or ironic.

Without further context, it's difficult to determine the exact meaning.