A lock with a device for fixing the bolt immovably to prevent it from being picked.
More example sentences
- With this kind of success, Chubb went on to become the benchmark in mass-produced locks for 150 years.
- ‘The closest thing we have to security is a Chubb sticker on the door,’ said one student.
- There was no sign of forced entry and it is believed that the front door only had one Chubb lock on it.
mid 19th century: named after Charles Chubb (1773–1845), the London locksmith who invented it.