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poison noun [ ˈpɔɪz(ə)n ]

• a substance that is capable of causing the illness or death of a living organism when introduced or absorbed.
• "he killed himself with poison"
Similar: toxin, venom, bane, toxicant,
• a substance that reduces the activity of a catalyst.

poison verb

• administer poison to (a person or animal), either deliberately or accidentally.
• "someone had tried to poison me"
Similar: administer poison to, give poison to, murder,
• (of a substance) reduce the activity of (a catalyst).
Origin: Middle English (denoting a harmful medicinal draught): from Old French poison ‘magic potion’, from Latin potio(n- ) ‘potion’, related to potare ‘to drink’.

poison the well

• cause harm to the reputation or credibility of someone or something, especially by spreading false or negative information.
"they acted with the intent to poison the well and get him to quit"

what's your poison?

• used to ask someone what they would like to drink.



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