[ pil-er-boks ]
/ ˈpɪl ərˌbɒks /
Digital Technology, Television.
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a technique for displaying a video recorded in portrait orientation on a wider screen by reducing its size but retaining the aspect ratio, with black bands filling the screen to the right and left of the picture (often used attributively):pillarbox format.Compare letterbox (def. 2).
verb (used with object)
to display (a film or video) by using the pillarbox technique.
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Origin of pillarbox

2000–05; pillar + box1, perhaps referencing the two black bands (or pillars) used to box in the video content

Other definitions for pillarbox (2 of 2)

pillar box

noun British.
a pillarlike box in which letters are deposited for collection by mail carriers; mailbox.
Also called pillar post .

Origin of pillar box

First recorded in 1855–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use pillarbox in a sentence

  • With a beating heart she went out to post the letter herself, and as it dropped into the pillarbox, she prayed softly to "God."

    Married|August Strindberg

British Dictionary definitions for pillarbox

pillar box

(in Britain) a red pillar-shaped public letter box situated on a pavement
adjective pillar-box
characteristic of a pillar box (in the phrase pillar-box red)
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