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letterbox

[let-er-boks] /ˈlɛt ərˌbɒks/
noun
1.
Also, letter box. Chiefly British. a public or private mailbox.
2.
a technique for displaying a wide-screen film on a regular-format television screen by reducing its size but retaining the aspect ratio, with black bands filling the screen above and below the picture.
Compare pan and scan.
Origin of letterbox
1765-1775
1765-75
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for letter box
  • Time was when monitoring a suspected dead-letter box involved laborious work by humans.
British Dictionary definitions for letter box

letter box

noun (mainly Brit)
1.
  1. a slot, usually covered with a hinged flap, through which letters, etc, are delivered to a building
  2. a private box into which letters, etc, are delivered
2.
Also called postbox. a public box into which letters, etc, are put for collection and delivery
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Slang definitions & phrases for letter box

letterbox

verb

To show a wide-screen movie on the television screen by reducing its size and putting black bars above and below: Today we'll see a wide-format, letterboxed edition, which is rarely telecast/ ''letterboxing,'' which retains theatrical images on a rectangular shape (1990s+ Television)


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Difficulty index for letterbox

Few English speakers likely know this word

Word Value for letter

6
7
Scrabble Words With Friends

Quotes with letter box