foghorn

(-hôrn′)

noun

  1. a horn on a ship, lighthouse, buoy, etc. sounded as a warning during a fog
  2. a loud, strident voice

See foghorn in American Heritage Dictionary 4

noun
  1. Nautical A horn for sounding warning signals in fog or darkness, used especially on ships, buoys, and coastal installations.
  2. A booming, insistent voice.

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foghorn

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