• back-to-back
    (сидеть) спина к спине
    On the beach I saw Mary and Jane; they were sitting back-to-back.
  • behind one's back
    (делать что-либо) за чьей-либо спиной
    I hate people who gossip behind my back.
  • cover one's back
    оградить себя от грядущих неприятностей
    Unfortunately Mr. Quirk was not able to cover his back when dealing with the racketeers.
  • get (someone's) back up
    рассердить кого-либо
    I did not intend to get my friend's back up when I asked her if I could borrow her laptop.
  • get off (someone's) back
    оставить в покое, не беспокоить кого-либо
    "Do me a favor and get off my back!"
  • give (someone) the shirt off one's back
    быть очень щедрым, быть готовым отдать последнее
    Mr. Hobson seemed to be very generous ready to give you the shirt off his back.
  • have one's back to the wall
    попасть в трудную ситуацию, занять оборонительную позицию; "быть припёртым к стене"
    He had his back to the wall because he was being blackmailed.
  • off one's back
    перестать докучать кому-либо, беспокоить кого-либо
    "I wish you would get off my back and stop asking me silly questions."
  • on (someone's) back
    предъявлять претензии, надоедать кому-либо
    Mark is constantly criticizing me; he has been on my back ever since I started working in this department.
  • pat on the back
    The teacher gave Mark a pat on the back because he had passed a very difficult test.
  • put one's back into (something)
    вложить силу или энергию во что-либо
    I had to move the piano out of the family room, so I asked my friend to put his back into it.
  • scratch (someone's) back
    делать взаимные услуги, "рука руку моет"
    "You scratch my back and I'll scratch yours," were the relations between the employees in the company.
  • stab (someone) in the back
    предавать, клеветать за спиной, "всадить нож в спину"
    I can never again trust Kelly because she tried to stab me in the back.
  • turn one's back on (someone or something)
    отказать в помощи кому-либо, отвернуться, покинуть кого-либо в беде
    Peter turned his back on his own family when they needed help.
  • You scratch my back and I'll scratch yours.
    обоюдные услуги, "рука руку моет"
    This politician is known for his attitude of 'you scratch my back and I'll scratch yours'.