A more thorough explanation:

de gestu et fama

De gestu et fama is a legal term that means "of behavior and reputation." It refers to a writ that can be used by someone whose character and reputation have been attacked or questioned.

• If someone spreads false rumors about you that damage your reputation, you may be able to use de gestu et fama to protect yourself.
• If a newspaper publishes an article that makes false claims about your behavior, you may be able to use de gestu et fama to clear your name.

These examples show how de gestu et fama can be used to protect someone's reputation when it has been unfairly attacked. It allows them to take legal action to defend themselves and clear their name.