The term 'Bank French' refers to a type of banking system that originated in France during the 19th century. It is characterized by a centralized banking system with a single bank acting as the main source of credit and financial services. The term 'RIVE' is a four-letter word that is derived from the French verb 'river, ' which means to flow or move. In this context, it is used to describe the flow of money through the banking system.