| poison | |
| 1. n. A substance that is harmful or lethal to a living organism. | |
| We used a poison to kill the weeds. | |
| 2. n. Something that harms a person or thing. | |
| Gossip is a malicious poison. | |
| 3. n. (informal) A drink; liquor. | |
| — What's your poison? | |
| — I'll have a glass of whisky. | |
| 4. v. To use poison to kill or paralyse somebody | |
| The assassin poisoned the king. | |
| 5. v. To pollute; to cause some part of the environment to become poisonous | |
| That factory is poisoning the river. | |
| 6. v. To cause something to become much worse | |
| Suspicion will poison their relationship. | |
| He poisoned the mood in the room with his non-stop criticism. | |
| 7. v. To cause someone to hate or to have unfair negative opinions | |
| She's poisoned him against all his old friends. | |
