poison is on the Basic English 850 List.
point - poison - polish

Pronunciation change

Noun change

Singular
poison

Plural
poisons

 
Poison symbol
  1. (uncountable) Poison is any substance that makes people sick or kills them if it gets into their body.
    He put out poison to get rid of the mice.
    Some snakes can deliver poison by biting you.

Verb change

Plain form
poison

Third-person singular
poisons

Past tense
poisoned

Past participle
poisoned

Present participle
poisoning

  1. (transitive) If   poisons  ,   puts poison in  .
    They poisoned the king's food.
    He poisoned the ants to get rid of them.
  2. (transitive) If something poisons a person or animal, it makes them sick, or kills them chemically.
    The drugs that he used were slowly poisoning him.
  3. (transitive) If something poisons someone's mind, it puts bad thoughts there.

Related words change