back up something
(MAKE EXTRA COPY)Definition
› to make a copy of information in a computer that is stored separately
(Definition of back up something (MAKE EXTRA COPY) from the Cambridge Academic Content Dictionary
© Cambridge University Press)
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back to basics idiom
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back to the drawing board idiom
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back up (something) phrasal verb GATHER
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back up (something) phrasal verb MOVE BACKWARD
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back up someone/something phrasal verb PROVIDE SUPPORT
- back up something phrasal verb MAKE EXTRA COPY
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back v MOVE BACKWARD
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back v SUPPORT
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(back) on your feet idiom
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back-to-back adj BACKS TOUCHING
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back-to-back adj, adv ONE AFTER ANOTHER
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