The term 'RANK or FILE' is a phrase used to describe the two distinct groups of people in an organization. The 'RANK' refers to those in positions of authority, such as managers and executives, while the 'FILE' refers to those who are not in positions of authority, such as employees and workers. The crossword solution for this term is 'ROW', which can be interpreted as a metaphor for the structure of an organization. A ROW is a line of people, and in this context it can be seen as representing the different levels of authority within an organization.