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See also: blow out and blow-out



blowout (plural blowouts)

  1. a sudden puncturing of a pneumatic tyre / tire
  2. a sudden release of oil and gas from a well
  3. a social function, especially one with large quantities of food
  4. (slang, sports) A sporting contest that is decidedly one-sided and whose outcome is no longer in doubt.
    The game between the two teams was nothing but a blowout.
  5. (geology) A sandy depression in a sand dune ecosystem caused by the removal of sediments by wind.
  6. (Australia) an extreme and unexpected increase in costs, such as in government estimates for a project.
  7. The cleaning of the flues of a boiler from scale, etc., by a blast of steam.
  8. An unsightly flap of skin caused by an ear piercing that is too large.

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