- Begin a journey: they set off together in the small carMore example sentences
- Drivers are being advised to check road conditions with the Highways Agency before setting off on journeys.
- The notion that one can set off on a journey and arrive at the promised time is regarded as a joke.
- About half an hour after setting off a blizzard descended, I couldn't see five yards in front of me.
More definitions of set offDefinition of set off in:
- The US English dictionary