backlog

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US/ˈbæk(ˌ)lɔɡ/cot caught merger/ˈbæk(ˌ)lɑɡ/British, Southern, Standard/ˈbak(ˌ)lɔɡ/

noun

A large log to burn at the back of a fire.

“He went to work on Saturday to try to work through the backlog of papers on his desk.”

Less commonScrabble 16

Meanings

nounbacklog (plural backlogs)

plural backlogs

  1. A large log to burn at the back of a fire.

    While she was preparing my breakfast, I chopped off a backlog and put it on the fire,[…]

    1830, Joseph Plumb Martin, “Ch. V”, in A Narrative of Some of the Adventures, Dangers and Sufferings of a Revolutionary Soldier
    1 more example

    He threw it on the fire for a back-log, first scraping the live coals and ashes to a heap for his damper.

    1902, Barbara Baynton, edited by Sally Krimmer and Alan Lawson, Bush Studies (Portable Australian Authors: Barbara Baynton), St Lucia: University of Queensland Press, published 1980, page 31
  2. An accumulation or buildup, especially of unfilled orders, unconsumed products or unfinished work.

    He went to work on Saturday to try to work through the backlog of papers on his desk.

    2 more examples

    Kyle purchased a new one despite having a backlog of video games that he hasn't played.

    With much of the building unrenovated since it was built in the 19th century, there is a significant backlog of repairs estimated to be in excess of £1bn.

    2020 November 18, Mike Brown tells Paul Stephen, “I wasn't going to let the Mayor down”, in Rail, page 45
  3. A log containing text previously read, as in text-based video games or chat rooms.
verbbacklog (third-person singular simple present backlogs, present participle backlogging, simple past and past participle backlogged)

present singular third person backlogs · participle present backlogging · participle past backlogged · past backlogged

  1. ambitransitiveTo acquire something as a backlog, or to become a backlog

Synonyms & antonyms

nounsomething kept back or saved for future use or a special purpose

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From back + log. 1680s; originally a large log at the back of a fire. Figurative sense from 1880s, meaning "something stored up for later use". Possibly influenced by logbook as well.

Full word history & related roots →

Translations

Bulgarian запас
  • запас (zapas)reserve source or supply
Chinese Mandarin 存貨 /存货, 儲備 /储备
  • 存貨 /存货 (cúnhuò)reserve source or supply
  • 儲備 /储备 (chúbèi)reserve source or supply
  • 積壓 /积压 (jīyā)an accumulation or buildup
  • 積壓 /积压 (jīyā)to acquire something as a backlog, or to become a backlog
Danish reserve, fond
  • reservereserve source or supply
  • fondreserve source or supply
  • efterslæban accumulation or buildup
  • pukkelan accumulation or buildup
Dutch achterstand
  • achterstandan accumulation or buildup
Finnish vara, tilauskanta
  • varareserve source or supply
  • tilauskantaan accumulation or buildup
  • rästityötan accumulation or buildup
  • varatato acquire something as a backlog, or to become a backlog
French arriéré
  • arriéréan accumulation or buildup
German Rücklage, Vorrat
  • Rücklagereserve source or supply
  • Vorratreserve source or supply
  • Haufenreserve source or supply
  • Arbeitsrückstandan accumulation or buildup
  • Auftragsüberhangan accumulation or buildup
  • Nachholbedarfan accumulation or buildup
  • Rückstandan accumulation or buildup
  • Rückstauan accumulation or buildup
  • Überhangan accumulation or buildup
Hungarian elmaradás, lemaradás
  • elmaradásan accumulation or buildup
  • lemaradásan accumulation or buildup
  • hátralékan accumulation or buildup
  • restanciaan accumulation or buildup
Italian arretrato
  • arretratoan accumulation or buildup
Norwegian Bokmål etterslep
  • etterslepan accumulation or buildup
Polish zapas, zaległości
  • zapasreserve source or supply
  • zaległościan accumulation or buildup
  • zalegaćto acquire something as a backlog, or to become a backlog
  • zalecto acquire something as a backlog, or to become a backlog
Portuguese reserva, acúmulo
  • reservareserve source or supply
  • acúmuloan accumulation or buildup
Russian запа́с, резе́рвы
  • запа́с (zapás)reserve source or supply
  • резе́рвы (rezérvy)reserve source or supply
  • невы́полненные зака́зы (nevýpolnennyje zakázy)an accumulation or buildup
  • незавершённые зада́чи (nezaveršónnyje zadáči)an accumulation or buildup
  • задо́лженность (zadólžennostʹ)an accumulation or buildup
  • зава́л (zavál)an accumulation or buildup
  • накапливать (nakaplivatʹ)to acquire something as a backlog, or to become a backlog
  • накапливаться (nakaplivatʹsja)to acquire something as a backlog, or to become a backlog
Spanish fondo, reserva
  • fondoreserve source or supply
  • reservareserve source or supply
  • acúmuloan accumulation or buildup
  • pilaan accumulation or buildup
  • montónan accumulation or buildup
  • trabajo atrasadoan accumulation or buildup
  • pendientesan accumulation or buildup
  • acumulaciónan accumulation or buildup
  • cumulaciónan accumulation or buildup
  • comulaciónan accumulation or buildup
  • atrasosan accumulation or buildup
  • cartera de pedidosan accumulation or buildup
Swedish återstod
  • återstodan accumulation or buildup
Turkish birikme, birikmiş iş
  • birikmean accumulation or buildup
  • birikmiş işan accumulation or buildup
  • terakküman accumulation or buildup
  • artbirikiman accumulation or buildup

Rhymes & wordplay

Anagrams

Cite this entry
APA

backlog. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/backlog

MLA

“backlog.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/backlog. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “backlog,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/backlog.

Source: backlog on Wiktionary, CC BY-SA 4.0.