The term "fraudulent broker" refers to a person or entity that engages in dishonest practices while acting as an intermediary between buyers and sellers. This can include activities such as misrepresenting the facts, withholding important information, or outright lying about the nature of a transaction in order to gain personal advantage. In other words, a fraudulent broker is someone who engages in deceitful practices while acting as an intermediary between buyers and sellers for their own financial benefit.