The phrasal verb "turn off" is widely used in both informal and formal contexts, though it is more prevalent in casual speech. It primarily refers to stopping the operation of a device, like turning off a light, television, or an engine, making it a common term in everyday life and work settings. Additionally, it can be used metaphorically to express a loss of interest or to emotionally disengage, such as "The speaker's monotone voice really turns me off." This figurative usage is also more commonly found in casual conversations. Overall, "turn off" is versatile, employed in various scenarios that involve either the literal action of halting a device or a more abstract sense of disinterest or repulsion.
A2
Beginner
1. To switch off a machine, light, or electrical device.
Please turn off the lights when you leave the room.
He turned off the TV before going to bed.
2. To cause someone to lose interest or enthusiasm.
The rude remark really turned me off.
The lack of good music turned off the potential fans.
3. To leave a road to join another.
We need to turn off at the next exit to get to the supermarket.