잉글리쉬쇼핑

Make someone’s jaw drop

• 
  의미:
  누구의 입을 벌어지게 할 정도로 놀라움이나 충격을 주다
  
  예시:
  The sheer size of this castle will make your jaw drop.
  It was such a surprising sight that it made my jaws drop.
  One of the most famous circuses in the world, guaranteed to make young jaws drop.