noun · verb · 9 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
General-American:/ˈbæk(ˌ)lɔɡ/
cot-caught-merger:/ˈbæk(ˌ)lɑɡ/
British, Southern, Standard:/ˈbak(ˌ)lɔɡ/
Southern-England:Recorded audio is listed in the source snapshot.
CMU ARPABET:B AE1 K L AA2 G
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:B AE1 K L AO2 G
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A large log to burn at the back of a fire.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
A reserve source or supply.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
An accumulation or buildup, especially of unfilled orders, unconsumed products or unfinished work.
Definition source: English Wiktionary via Wiktextract
Examples
He went to work on Saturday to try to work through the backlog of papers on his desk.
Kyle purchased a new one despite having a backlog of video games that he hasn't played.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
A log containing text previously read, as in text-based video games or chat rooms.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
verb
Meaning 5
To acquire something as a backlog, or to become a backlog
Definition source: English Wiktionary via Wiktextract
Usage: ambitransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
noun
Meaning 6
an accumulation of jobs not done or materials not processed that are yet to be dealt with (especially unfilled customer orders for products or services)
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
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.
Across languages
Translations
64 source translations are retained for this English entry.
Chinese Mandarin:
積壓 /积压
(jīyā)
— an accumulation or buildup
Danish:
efterslæb
— an accumulation or buildup
Danish:
pukkel
— an accumulation or buildup
Dutch:
achterstand
— an accumulation or buildup
Finnish:
tilauskanta
— an accumulation or buildup
Finnish:
rästityöt
— an accumulation or buildup
French:
arriéré
— an accumulation or buildup
German:
Arbeitsrückstand
— an accumulation or buildup
German:
Auftragsüberhang
— an accumulation or buildup
German:
Nachholbedarf
— an accumulation or buildup
German:
Rückstand
— an accumulation or buildup
German:
Rückstau
— an accumulation or buildup
German:
Überhang
— an accumulation or buildup
Hungarian:
elmaradás
— an accumulation or buildup
Hungarian:
lemaradás
— an accumulation or buildup
Hungarian:
hátralék
— an accumulation or buildup
Hungarian:
restancia
— an accumulation or buildup
Italian:
arretrato
— an accumulation or buildup
Norwegian Bokmål:
etterslep
— an accumulation or buildup
Norwegian Nynorsk:
etterslep
— an accumulation or buildup
Polish:
zaległości
— an accumulation or buildup
Portuguese:
acúmulo
— an accumulation or buildup
Russian:
невы́полненные зака́зы
(nevýpolnennyje zakázy)
— an accumulation or buildup
Russian:
незавершённые зада́чи
(nezaveršónnyje zadáči)
— an accumulation or buildup
Russian:
задо́лженность
(zadólžennostʹ)
— an accumulation or buildup
Russian:
зава́л
(zavál)
— an accumulation or buildup
Spanish:
acúmulo
— an accumulation or buildup
Spanish:
pila
— an accumulation or buildup
Spanish:
montón
— an accumulation or buildup
Spanish:
trabajo atrasado
— an accumulation or buildup
Spanish:
pendientes
— an accumulation or buildup
Spanish:
acumulación
— an accumulation or buildup
Spanish:
cumulación
— an accumulation or buildup
Spanish:
comulación
— an accumulation or buildup
Spanish:
atrasos
— an accumulation or buildup
Spanish:
cartera de pedidos
— an accumulation or buildup
Swedish:
återstod
— an accumulation or buildup
Turkish:
birikme
— an accumulation or buildup
Turkish:
birikmiş iş
— an accumulation or buildup
Turkish:
terakküm
— an accumulation or buildup
Turkish:
artbirikim
— an accumulation or buildup
Azerbaijani:
tədarük
— reserve source or supply
Azerbaijani:
ehtimal
— reserve source or supply
Bulgarian:
запас
(zapas)
— reserve source or supply
Chinese Mandarin:
存貨 /存货
(cúnhuò)
— reserve source or supply
Chinese Mandarin:
儲備 /储备
(chúbèi)
— reserve source or supply
Danish:
reserve
— reserve source or supply
Danish:
fond
— reserve source or supply
Finnish:
vara
— reserve source or supply
German:
Rücklage
— reserve source or supply
German:
Vorrat
— reserve source or supply
German:
Haufen
— reserve source or supply
Polish:
zapas
— reserve source or supply
Portuguese:
reserva
— reserve source or supply
Russian:
запа́с
(zapás)
— reserve source or supply
Russian:
резе́рвы
(rezérvy)
— reserve source or supply
Spanish:
fondo
— reserve source or supply
Spanish:
reserva
— reserve source or supply
Chinese Mandarin:
積壓 /积压
(jīyā)
— to acquire something as a backlog, or to become a backlog
Finnish:
varata
— to acquire something as a backlog, or to become a backlog
Polish:
zalegać
— to acquire something as a backlog, or to become a backlog
Polish:
zalec
— to acquire something as a backlog, or to become a backlog
Russian:
накапливать
(nakaplivatʹ)
— to acquire something as a backlog, or to become a backlog
Russian:
накапливаться
(nakaplivatʹsja)
— to acquire something as a backlog, or to become a backlog