back up

Found in Anh - Anh (Wordnet)

Definition Verb (transitive and intransitive) : To move or cause to move backwards : To reverse direction, especially in a vehicle, or to cause someone/something to retreat. To provide support or confirmation : To give assistance, evidence, or moral support to a person, claim, or argument. To make a duplicate copy for safekeeping : To create a security copy of digital data, such as computer fil...