• A poisonous animal or insect uses poison in order to defend itself:


    Poisonous meaning & definition 1 of Poisonous.


  • very unpleasant and unkind:

    Poisonous meaning & definition 2 of Poisonous.


  • (of a substance or plant) causing or capable of causing death or illness if taken into the body.

    Poisonous meaning & definition 3 of Poisonous.

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This page shows you usage and meanings of Poisonous around the world.