We use 'off' when a machine or device is not working or is stopped. It shows something is not turned on.
Turn the light off, please.
The TV is off now.
'Off' means taking something away or cutting it from a larger object. It shows separation.
Take the lid off carefully.
She cut the label off the bottle.
'Off' means food or smell is not fresh and may be bad or spoiled. People use it to describe smells or tastes that are unpleasant.
The milk smells off today.
The meat is off and must be thrown away.
'Off' shows when a person does not go to work or school. It means they are absent for a time.
She is off work today.
He took a day off from school.
'Off' means that something planned is not happening or has been stopped. This use often happens with events or activities.
The game was called off due to rain.
The meeting is off this afternoon.
'Off' can describe when something or someone does not feel right or seems strange. It’s an informal or idiomatic use.
He felt a bit off today.
Something was off about her story.