Also letter box. Chiefly British. a public or private mailbox.
Digital Technology, Television. a technique for displaying a wide-screen film or landscape video on a narrower screen by reducing its size but retaining the aspect ratio, with black bands filling the screen above and below the picture (often used attributively):letterbox videos.Compare pan and scan, pillarbox(def 1).

verb (used with object)

Digital Technology, Television. to display (a film or video) by using the letterbox technique.

Nearby words

  1. letter-high,
  2. letter-perfect,
  3. letter-quality,
  4. letter-quality printing,
  5. letter-size,
  6. letterboxing,
  7. lettered,
  8. letterer-siwe disease,
  9. letterform,
  10. letterhead

Origin of letterbox

First recorded in 1765–75; letter1 + box1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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