1
general::
Phrase(s): file something away (from something) [and] file something off ((of) something); file something
off to remove something from something else by filing. (Of is usually retained before pronouns.) • The dentist filed the sharp point away from the tooth. • The dentist filed away the sharp point from the tooth. • The dentist filed the point off.
McGrawhill's American Idioms And Phrasal Verbs