Phrasal Verb of the Day💢back up (1)✍🏾Meaningto make an extra copy of digital information on disc, flash drive, external hard drive, etc. in case the original data is lost❕For exampleback 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━━━━━━━━━━━#Phrasal_Verb_of_the_Day🌀 @Englishoftheday