Definitions for back up

This page provides all possible meanings and translations of the word back up

Princeton's WordNet

  1. support, back up(verb)

    give moral or psychological support, aid, or courage to

    "She supported him during the illness"; "Her children always backed her up"

  2. back up, back off, back down(verb)

    move backwards from a certain position

    "The bully had to back down"

  3. back, back up(verb)

    establish as valid or genuine

    "Can you back up your claims?"

  4. back up(verb)

    make a copy of (a computer file) especially for storage in another place as a security copy

    "You'd better back up these files!"

  5. clog, choke off, clog up, back up, congest, choke, foul(verb)

    become or cause to become obstructed

    "The leaves clog our drains in the Fall"; "The water pipe is backed up"

Kernerman English Learner's Dictionary

  1. back up(verb)æk

    to move backward

    Everyone please back up a little.; to back the car up

  2. back upæk

    to support by saying or showing sth is true

    He backed me up in the argument.; The evidence backs up what she's saying.

  3. back upæk

    to make a copy of information on the computer

    Ensure the data is backed up.; Back up before you turn off the computer.

Wiktionary

  1. back up(Verb)

    To move backwards, especially for a vehicle to do so.

  2. back up(Verb)

    To move a vehicle backwards.

  3. back up(Verb)

    To undo one's actions.

  4. back up(Verb)

    To reconsider one's thoughts.

  5. back up(Verb)

    To copy (data) as a security measure.

  6. back up(Verb)

    To provide support or the promise of support.

  7. back up(Verb)

    For the non-striker to take a few steps down the pitch, in preparation to taking a run, just as the bowler bowls the ball.

  8. back up(Verb)

    For a fielder to position himself behind the wicket (relative to a team-mate who is throwing the ball at the wicket) so as to stop the ball, and prevent overthrows.

  9. back up(Verb)

    to halt the flow or movement of something.


Translations for back up

Kernerman English Multilingual Dictionary

back up

to support or encourage

The new evidence backed up my arguments.

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