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HOW TO PRONOUNCE

Blue Box

American English · Video pronunciation

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American Pronunciation Guide · 0:47
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What does Blue Box mean?

noun

  1. A blue container used for the collection of household waste (such as tin cans and newspapers) for recycling by a municipal authority.
  2. (informal) A "tornado watch" notification category.
  3. Ellipsis of USPS blue box.
More meanings (2)

noun

  1. Used other than figuratively or idiomatically: see blue, box.
  2. (historical) An electronic device used to bypass payment on a tone pulse telephone system.

Definitions regrouped for readability · CC BY-SA 4.0

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