An orderly succession; a line; a row, Any of several hardened steel tools with cutting ridges for forming, smoothing, or reducing especially metallic surfaces, transitive verb_ To smooth, reduce, or remove with or as if with a file, To sully or defile, intransitive verb_ To put or keep (papers, for example) in useful order for storage or reference, To send or submit (copy) to a newspaper To march or walk in a line