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poison

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verb [transitive] American English pronunciation: poison /ˈpɔɪz(ə)n/ 
Word Forms
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present tense
I/you/we/theypoison
he/she/itpoisons
present participlepoisoning
past tensepoisoned
past participlepoisoned
  1. 2
    to create pollution that damages part of the environment

    Waste from the factories is poisoning the water supply.

  2. 3
    to have a bad influence on something

    The decision had poisoned relations between Britain and France.

    poison someone's mind:

    Do you believe that television is poisoning the minds of our children?

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