- 1 poison somebody/yourself (with something) to harm or kill a person or an animal by giving them poison In the last chapter, she poisons herself with arsenic. Thousands are at risk of being poisoned by fumes from faulty heaters.
- 2 poison something to put poison in or on something a poisoned arrow Someone had been poisoning his food. Large sections of the river have been poisoned by toxic waste from factories. Exhaust fumes are poisoning our cities.
- 3poison something to have a bad effect on something His comment served only to poison the atmosphere still further. She succeeded in poisoning their minds against me. Word Origin Middle English (denoting a harmful medicinal draught): from Old French poison
verbjump to other results
BrE BrE//ˈpɔɪzn//; NAmE NAmE//ˈpɔɪzn//Verb Forms present simple I / you / we / they poison
BrE BrE//ˈpɔɪzn//; NAmE NAmE//ˈpɔɪzn//he / she / it poisons
BrE BrE//ˈpɔɪznz//; NAmE NAmE//ˈpɔɪznz//past simple poisoned
BrE BrE//ˈpɔɪznd//; NAmE NAmE//ˈpɔɪznd//past participle poisoned
BrE BrE//ˈpɔɪznd//; NAmE NAmE//ˈpɔɪznd//-ing form poisoning
BrE BrE//ˈpɔɪznɪŋ//; NAmE NAmE//ˈpɔɪznɪŋ//