Question

Why do we say an alarm clock goes 'off' when it actually turns on???​

Answer 1

Answer:

An alarm system is usually set, so you need something to trigger it. When it is triggered, it has offset, so you say it has gone off. It's the trigger that has gone off. It's not the word , as in the opposite of on...

Answer 2

Answer:

• An alarm system is usually set, so you need something to trigger it. When it is triggered, it has offset, so you say it has gone off. It's the trigger that has gone off. It's not the word , as in the opposite of on