back up (1)
This page is about the phrasal verb back up (1)
to make an extra copy of digital information on disc, flash drive, external hard drive, etc. in case the original data is lost
- back up sth How do you back up your computer files?
- back sth up I back most of my stuff up on one of those flash drive things.
- back up It's a good idea to back up at least once a month.
Nouns often used as objects with back up (1): files, data, hard drive, work
We back up our computer files to make sure we never
Contributor: Matt Errey