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back up

to support; to make a copy

In Phrasal Verbs

In more detail

1. (verb) to move backwards

2. (verb) to support or help someone

3. (verb) to make a copy of computer files for safety

4. (verb) (phrasal verb) to accumulate or become blocked (used with 'up')

Examples

• 1. The car backed up slowly into the parking space.
• 2. My friends backed me up when I had an argument with my boss.
• 3. You should back up your important documents regularly.

Nearby in Phrasal Verbs

account for, bank on, break down, bring about