knifenoun [C]uk /naɪf/ us /naɪf/ (plural knives)
- Be careful with that knife or you'll cut yourself!
- Your table manners are appalling - don't you know how to use a knife and fork?
- He said that the man had pointed a knife at him.
- You really need a knife with a serrated edge for cutting bread.
- In the car the police found guns, knives and other lethal weapons .