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.

--- >>>
  • 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
  • sunny-side up
  • riding high
  • best part of (something)
  • reach an impasse
  • dry run
  • talk (someone) into (doing something)
  • busman's holiday
  • die down
  • Money is no object
  • in the money


    • My Account / Test History
    Body Facts
    You will produce about 33,000 litres (8,700 gallons) of urine in your life.      .. More >>
    Home
    My Account
    English Test
    Verbal Reasoning
    GK Quiz
    Grammar Test