What is a gernard?

There is no word "gernard" in the English language. It's possible you meant a different word, or it could be a made-up term.

If you could provide more context or a sentence where you encountered this word, I might be able to help you figure out what it was supposed to be.

For example:

* Did you see it in a book? What kind of book?

* Did you hear it in a conversation? Who said it?

* Was it written online? Can you provide the link?

The more information you can give me, the better I can help!