Definition of blow up in English:

blow up

  • 2(Of a wind or storm) begin to develop: outside the sky was overcast and a wind had blown up
    More example sentences
    • Most nervous moment of trip so far when storm blew up gale force 6 winds.
    • Wind blows up from the southeast as if there's a storm behind it.
    • Oil: it means horrendous air pollution, especially on days like yesterday, when the wind blows up a sandstorm and the thick air holds petrol fumes and plasters the stink of them onto your skin.
  • 2.1(Of a scandal or dispute) emerge or become public: a crisis blew up between the two countries in 1967
    More example sentences
    • What better way to hurt the credibility of everyone hurling charges at him, than to let a nice big fat juicy scandal blow up in the faces of those pushing it?
    • The endowment scandal looks set to blow up in the insurance industry's face this week as evidence mounts that the government has entered the fray and is looking for solutions.
    • But it seems he's saying the president unloaded on him right about the time the story blew up into a serious scandal and spawned a Justice Department investigation.
    break out, erupt, flare up, boil over, start/commence/occur suddenly, emerge, arise
  • 3Inflate: my stomach had started to blow up
    More example sentences
    • The inflation theory says that a baby universe blows up very quickly, like a balloon, in the tiniest fraction of a second.
    • The mitochondria and other parts of the cell blow up like balloons and explode.
    • When I woke up [Friday], it was blown up like a balloon, twice the size.
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Pronunciation: kəːf
a slit made by cutting with a saw