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back up

  1. provide support for someone or something.
    "his mother backed him up on everything"
  2. make a spare copy of data or a disk.
  3. (of vehicles) form a line due to congestion.
    "the traffic began to back up"
  4. move or drive backward.
    "she backed up until she found herself against the wall"
  5. (of running water) accumulate behind an obstruction.

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Mar 17, 2024 · verb ... Be sure to back up your work. also : to make copies of all the files on ...
(someone or something that provides) support or help, or something that you have arranged in case your main plans, equipment, etc. go wrong:.
a musician or singer or group of musicians or singers accompanying a soloist: a singer with a three-man backup that plays cello, bass, and guitar.
back up in American English · 1. to support or help · 2. to move or go backward. : also back away · 3. to accumulate as the result of a stoppage. traffic backed ...
Backup is what someone gives when they help or support you. A brand new doctor might need some backup in the emergency room for the first few weeks.
Aug 31, 2023 · Backup refers to the process of making copies of data or data files to use in the event the original data or data files are lost or destroyed.
Backup refers to the copying of physical or virtual files or databases to a secondary location for preservation in case of equipment failure or catastrophe.
noun. noun. /ˈbækʌp/ 1[uncountable, countable] extra help or support that you can get if necessary The police had backup from the army.
Backup consists of extra equipment or people that you can get help or support from if necessary. There is no emergency backup immediately available.
In information technology, a backup, or data backup is a copy of computer data taken and stored elsewhere so that it may be used to restore the original ...