Meaning trap

back up

retreat strategically

To withdraw, concede ground, or step back from a position, argument, or situation in a controlled or deliberate way, often to reassess or avoid escalation.

phrasal verbC2rare

Don't mix these meanings

Same phrase, different job.

retreat strategically

To withdraw, concede ground, or step back from a position, argument, or situation in a controlled or deliberate way, often to reassess or avoid escalation.

back up (support someone)

'back up' also has the more basic meaning 'support someone'; this is the advanced sense.

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Hear it in context

Notice where the phrase sounds natural.

Realising the discussion was becoming heated, she decided to back up and reconsider her approach.

In high-stakes negotiations, it is sometimes necessary to back up from one's initial demands in order to reach a mutually acceptable compromise.

Fix the pattern

One small grammar move makes it sound right.

Not: He finally backed up and admitted he was wrong.

Say: He finally backed down and admitted he was wrong.

Conceding in an argument is 'back DOWN'; 'back up' is stepping back to reconsider (or supporting someone — other senses).

  • Pattern
  • back up (from something) | back up (on something)

Which sounds natural?

Tap the one a native speaker would say.

Build natural chunks

Words that usually travel with it.

back up (and rethink)

  • a bit
  • a step
  • and start again
  • let's

Don't confuse it

Try it in Daily Speak