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English definition of “blow up”

blow up

(BECOME ANGRY) infml phrasal verb with blow    /bloʊ/ verb [I/T] (past tense blew  /blu/, past participle blown  /bloʊn/)
to become suddenly very angry: He may blow up when he finds out how much I spent.
(Definition of blow up (BECOME ANGRY) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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