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blowoff

[bloh-awf, -of]
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noun
  1. a current of escaping surplus steam, water, etc.: The safety valve released a violent blowoff from the furnace.
  2. a device that permits and channels such a current.
  3. Slang. a person who brags or boasts; a blow-hard.
  4. a temporary, sudden surge, as in prices: The Federal Reserve Board's credit tightening could cause a blowoff in interest rates.
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Origin of blowoff

First recorded in 1830–40; noun use of verb phrase blow off
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for blowoff

Historical Examples

  • So far as I can tell, they're the weakest point, so if the mountain lets go, that is where the blowoff will come.

    The Flaming Mountain

    Harold Leland Goodwin