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will have poisoned

  • future perfect
    of poison.
    poison
    noun
    a substance with an inherent property that tends to destroy life or impair health.

Example Sentences

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And even if Casino wins, it will have poisoned the relationship with its co-proprietors and distracted everyone from the task of selling cubed pineapples and imported cheese to affluent Brazilians.

From Economist ● Jun. 30, 2011