File1  —n. 1 folder, box, etc., for holding loose papers. 2 papers kept in this. 3 computing collection of (usu. Related) data stored under one name. 4 line of people or things one behind another. —v. (-ling) 1 place (papers) in a file or among (esp. Public) records. 2 submit (a petition for divorce, a patent application, etc.). 3 (of a reporter) send (copy) to a newspaper. 4 walk in a line. [latin filum thread]