sitting duck
US /ˈsɪtɪŋ dʌk/
UK /ˈsɪtɪŋ dʌk/

1.
쉬운 먹잇감, 쉬운 목표
a person or thing that is easy to attack or criticize
:
•
Without proper security, the server was a sitting duck for hackers.
적절한 보안 없이는 서버가 해커들에게 쉬운 먹잇감이었다.
•
The politician became a sitting duck after his scandal was exposed.
스캔들이 폭로된 후 그 정치인은 쉬운 먹잇감이 되었다.