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English definition of “go off”

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go off

phrasal verb with go
 
 
/ɡəʊ/ verb [I] ( present participle going, past tense went, past participle gone)
LEAVE B1 to leave a place and go somewhere else: She's gone off to a bar with Tony.Departing
FOOD UK informal B2 If food goes off, it is not good to eat any more because it is too old.Decaying and staying fresh
STOP B1 If a light or machine goes off, it stops working: The heating goes off at 10 o'clock.Not functioning
EXPLODE B2 If a bomb or gun goes off, it explodes or fires.GunsExploding and eruptingExplosives in general
MAKE NOISE B2 If something that makes a noise goes off, it suddenly starts making a noise: His car alarm goes off every time it rains.Noise and noisySounds made by objects, movement or impactExploding and erupting
go off on one informal to react angrily to somethingBecoming angry and expressing anger
(Definition of go off from the Cambridge Learners Dictionary © Cambridge University Press)
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