FILE SOMETHING OFF ((OF) SOMETHING)
file something off ((of) something): translation
file something away† (from something) & 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.