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Phrasal verb

be off

phrasal verb
UK /bi ɒf/
US /bi ɔf/

Meanings

phrasal verb

to leave a place; to go away (often used when saying goodbye)

be off: to leave a place; to go away (often used when saying goodbye)
phrasal verb

to start a journey or move toward a destination

be off: to start a journey or move toward a destination
phrasal verb

to be wrong, inaccurate, or not functioning properly

be off: to be wrong, inaccurate, or not functioning properly

Definition

To be off means to leave or go away, often suddenly or at a planned time.

If you say you are off, you mean you are leaving a place or starting a journey. People often use it in casual conversation to say goodbye quickly or to explain their next plan. It can also mean something is not working correctly or does not seem right.

Examples

  • I’m off now, but I’ll call you tonight.
  • Are you off to the gym after work?
  • He’s off already, so we’ll have to meet him there.
  • She’s off on a weekend trip to the coast.
  • Something is off with the oven, so dinner is taking longer.

Common mistake

Learners often say "I’m off to home" instead of the natural phrase "I’m off home" or "I’m off to my home/house."