American English

Definition of blast noun from the Oxford Advanced American Dictionary



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  1. 1[countable] an explosion or a powerful movement of air caused by an explosion a bomb blast 27 schoolchildren were injured in the blast. The blast ripped through the building.
  2. of air
  3. 2[countable] a sudden strong movement of air A blast of hot air hit us as we stepped off the plane. the wind's icy blasts
  4. loud noise
  5. 3[countable] a sudden loud noise, especially one made by a musical instrument that you blow, or by a whistle or a car horn three short blasts on the ship's siren The driver opened the door, letting out a blast of heavy metal music.
  6. fun
  7. 4[singular] (informal) a very enjoyable experience that is a lot of fun The party was a blast. We had a blast at the party.
  8. e-mail
  9. 5[countable] (informal) advertising or information that is sent to a large number of people at the same time by e-mail They sent out e-mail blasts and posted information on all their websites.
  10. Idioms
    a blast from the past (informal)
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    a person or thing from your past that you see, hear, meet, etc. again in the present
    (at) full blast
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    with the greatest possible volume or power She had the car stereo on at full blast.
See the Oxford Advanced Learner's Dictionary entry: blast