Idioms

back up (someone or something) or back (someone or something) up
to support someone or something
The supervisor made a mistake and his manager refused to back him up.

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  • back up (something) or back (something) up
  • back-to-back
  • bad blood (between people)
  • bad-mouth (someone or something)
  • bag of tricks
  • bail out (of something)
  • bail out (someone or something) or bail (someone or something) out
  • bail out (someone) or bail (someone) out
  • balance the books
  • ball of fire
  • Idioms Quiz
  • under the sun
  • pitch camp
  • build up to (something)
  • do away with (something)
  • play by ear
  • over one's dead body
  • make a bundle/pile
  • hand down a decision
  • let (something) slip by
  • read between the lines


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