Definition of 'blow up'

Verb

1. cause to burst with a violent release of energy; "We exploded the nuclear bomb"
      Synonyms: explode detonate set off
2. make large; "blow up an image"
      Synonyms: enlarge magnify
      Antonyms: reduce scale down
3. get very angry and fly into a rage; "The professor combusted when the student didn't know the answer to a very elementary question"; "Spam makes me go ballistic"
      Synonyms: flip one's lid throw a fit hit the roof hit the ceiling have kittens have a fit combust blow one's stack fly off the handle flip one's wig lose one's temper blow a fuse go ballistic
4. add details to
      Synonyms: embroider pad lard embellish aggrandize aggrandise dramatize dramatise
5. burst and release energy as through a violent chemical or physical reaction;"the bomb detonated at noon"; "The Molotov cocktail exploded"
      Synonyms: detonate explode
6. exaggerate or make bigger; "The charges were inflated"
      Synonyms: inflate expand amplify
7. fill with gas or air; "inflate a balloons"
      Synonyms: inflate
      Antonyms: deflate
8. to swell or cause to enlarge, "Her faced puffed up from the drugs"; "puffed out chests"
      Synonyms: puff puff up puff out

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