Definitions for "Flat file"
A data file that does not physically interconnect with or point to other files. Any relationship between two flat files is logical; e.g., matching account numbers.
A way that Jabber Servers store information, such as rosters, on the file system (as opposed to in a database).
A file structure such as a list or table, that is composed of a one or two-dimensional array of data items.
Keywords:  abrasive, rectangular, bar, tool, cross
Wood or metal, flat bar-shaped abrasive tool with rectangular cross-sections.