Be off

1 Leave

He is off for a two-week holiday.

Adrian Agawin - Pexels

Meaning

Leave a place.

Why Off?

We use the preposition/adverb off to say that something or someone is not there. It's gone.

Examples

I'm just off to see the solicitor. I should be back around lunchtime.
I'll be off then. See you later.
We're off to grab a bite to eat. Do you want to join us?
I'm off. Wish me luck.
We're off to Spain for a well deserved break.

Grammar

inseparable

Don't separate this phrasal verb in this context.

Someone is off.

He is off on holiday.
I'm off to the shops.

2 Not happening

Meaning

Leave a place.