[Class] Idioms_ in 5th week in March

A tough break 

 :고난, When sth unfortunate happens

 A head of curve 

 :시대에 앞서서, 유행에 앞서서, To be more advanced

A head of the pack

 :To be more successful

at stake

 :=at risk

  >There is a lot at stake.

back to square one

 :원점으로 되돌아가기, start sth over again

  >We have to go back to square one.

back to the drawing board

 :(실패한후) 계획을 다시잡다, sth over again and go back to the planning stage of sth

  >If the prototype isn't successful, then we should go back to the drawing board.

backroom deal

 :비밀리에 결정, an agreement or decision that is made without the public knowing about it

 ballpark number 

 :거의 근접한 견적, very inexact estimate

behind someone's back

 :~등 뒤에서, doing sth without someone's knowing in an unfair way

behind the scenes

 :무대뒤에서, not in front of the general public 

big picture

 :큰 그림, Everything that is involved with a particular situation 

by the book

 :규칙대로, To do things according to company policy or law

Call it a day

 :오늘 접자~, ~을 그만하기로 하다, decide to stop working 

Catch someone off guard

  :Surprise someone by doing something that he or she was not expecting

A change of pace

  :기분전환, something different from a normal routine or schedule

  >It's a change of pace.

come up short

  :Try to achieve sth but fail. 

corner a market

 :시장을 장악하다

cut corner

 : 요령을 갖추다, take shortcuts and find an easier or cheaper way to do something

cut one's losses  

  :손실을 줄이다.