filing

Etymology

noun

1. Any particle that has been removed by a file or similar implement; a shaving.
   The process left metal filings all over the bench and the part.
2. The act of storing documents in an archive; archiving.
3. Something that has been officially filed; a document on file.
   Mueller said in a court filing that Cohen had admitted he briefed Trump and unidentified Trump family members about the progress of the project more extensively than was previously known. 30 November 2018, Jon Swaine, The Guardian

verb

1. present participle and gerund of file