What does file mean?
The word 'file' functions as both noun and verb and sits at the heart of how we organize information. As a noun, a file is a folder, cabinet drawer, or digital container where documents and records are kept together, whether that is a manila folder in an office or a document saved under a filename on a computer. As a verb, it means to place documents into such an organized system, or to formally submit paperwork with a court, government agency, or other authority — one files a complaint, a tax return, or a patent application. It also has an older sense of moving forward in single line, as when people file out of a room. A separate homograph refers to the rough metal tool used to smooth or shape hard materials. Neutral in tone and universal across British and American English, 'file' remains indispensable vocabulary for work, law, and technology alike, carrying no emotional connotation but implying order, procedure, and record-keeping.
A folder, box, or other container for storing loose papers together in an organized way, or the collection of documents kept there.
"The lawyer opened the file and reviewed the evidence."
In computing, a file is a named collection of data stored digitally.
To place documents into an organized record system, or to formally submit a document with a court or other authority.
"She filed the paperwork with the county clerk on Monday."
In the sense of official submission, 'file' often appears with prepositions like 'for' or 'with' — e.g., 'file for bankruptcy' or 'file with the court'.
To move forward in a single line, one person behind another.
"The students filed quietly out of the auditorium."
Usually used in continuous or past tense with adverbs of manner.
A hand tool with roughened surfaces used to smooth, grind, or shape metal, wood, or other hard materials.
"He used a file to smooth the rough edges of the metal bracket."
Standard pluralization applies. 'Files' commonly refers to multiple folders, dossiers, or computer files.
"All the case files were transferred to the new archive."
Before computers, office workers literally threaded papers onto a string — which is why we still 'file' documents today, from Latin filum, meaning thread.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of file
The organizational sense of 'file' traces back through Old French 'fil' to Latin 'filum,' meaning thread, reflecting the historical practice of threading documents onto a string or wire for safekeeping. This same root gives English words like 'filament,' 'profile,' and 'filigree.' The verb senses developed naturally from this noun, first meaning simply to put papers on the file and later extending to official submission. The tool sense of 'file' has a separate, likely Germanic origin and is not derived from the same Latin source.
Related word forms
How file is actually used
'File' is neutral in register and common in both formal and everyday contexts. In legal and administrative settings it carries a specific sense of formally submitting paperwork. In British English 'file' can also mean to shelve or register documents, matching American usage.
Easily confused with file
A phial (also spelled vial) is a small glass container for liquids, unrelated in meaning to a file despite the near-anagram spelling.
A fillet is a strip of meat or a thin band, sharing the same Latin root filum (thread) with file but referring to something entirely different.