[ C/U ] a folded piece of stiff paper used to store papers, letters, or other documents in an ordered way, esp. in an office, or a box or container in which documents are stored:

[ C/U ] A file in a computer is a collection of information stored as one unit with one name:

[ C/U ] a line of people or animals, one behind another:

[ C ] a usually flat tool with rough surfaces for rubbing objects to make them smooth or to change their shape

[ T ] to store papers, letters, or other documents in an ordered or particular way:

[ T ] To file something can mean to make an official record of it, or to begin a legal process:

[ I always + adv/prep ] to walk in a line, one behind another:

[ I/T ] to use a tool with rough surfaces in order to make an object smooth or to change its shape:

IT a collection of information that is stored on a computer as one unit under one name:

a written record kept on a person, subject, or organization:

a container used to store papers and other documents together, especially in an office:

to store information or documents carefully so that they are easy to find, either in a place such as a folder or desk, or on a computer:

LAW to officially record something such as a complaint:

ACCOUNTING to officially send something such as your accounts: