as silent as the grave
US /æz ˈsaɪlənt æz ðə ɡreɪv/
UK /æz ˈsaɪlənt æz ðə ɡreɪv/

1.
무덤처럼 조용한, 완전히 침묵하는
extremely quiet; completely silent
:
•
After the news, the room became as silent as the grave.
그 소식 후에 방은 무덤처럼 조용해졌다.
•
The children were told to be as silent as the grave during the ceremony.
아이들은 의식 동안 무덤처럼 조용히 하라고 들었다.