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English definition of “go off”

go off

(EXPLODE) phrasal verb with go     /ɡəʊ/ US  /ɡoʊ/ verb (present participle going, past tense went, past participle gone)
C1 If a bomb goes off, it explodes: The bomb went off at midday.Exploding and erupting C1 If a gun goes off, it fires: His gun went off accidentally.GunsDetonation and bombardment
(Definition of go off (EXPLODE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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