There is no agreement on defining money laundering, which has led to a diversity of its concepts, and it is possible to define money laundering as the use of illegal money by investing it in legitimate commercial operations. Their own financial movements where these funds are obtained by committing a crime or a group of crimes. Another definition of money laundering is the transfer. Transfer of money derived from crimes, in order to help the people involved in these crimes to escape the law.
The spread of the term money laundering is due largely to the United States of America with the emergence of institutions associated with this type of crime, as these institutions have been interested in monetary operations based on mixing illicit money with legitimate money, which leads to its transfer to laundered money, that is, of legitimate source, especially When banks in Switzerland agreed to deposit operations for German and Italian funds, these funds belonged to the European central banks that Italy and Germany occupied during the war.