poison the well
成語所屬單字well
poison the well — 慣用語
1. to say unpleasant things about someone or something early in a discussion so tha
1.慣用語
釋義
預先抹黑
to say unpleasant things about someone or something early in a discussion so that other people form a negative opinion of them before they can speak for themselves.
例句
By spreading rumours before the meeting, Nicholas poisoned the well against the new manager.
Critics poisoned the well by leaking false reviews before the film was released.