(third-person singular simple present goes off, present participle going off, simple past went off, past participle gone off)
- (intransitive) To explode.
- The bomb went off right after the president left his office.
- (intransitive) To fire, especially accidentally.
- The gun went off during their struggle.
- (intransitive) To explode metaphorically; to become very angry.
- When the boss came to know about the scheme, he went off, shouting and throwing everything away.
- (intransitive) To begin clanging or making noise.
- The alarm will go off at six a.m. Just after he spotted the first plane on the horizon, sirens started to go off around the city.
- (intransitive) To depart; to leave.
- Having sated her appetite, she went off in search of a place to sleep. I don't know where he's going"”he went off without a word.
- (intransitive, UK, Australia) To putrefy or become inedible, or to become unusable in any way.
- Bugger"”the milk's gone off already!
- To like less.
- Ever since falling off my bike, she's gone off cycling to work.
This is normally used in the phrases "at the first go-off" or "at one go-off"