Simple Definition of backlog

from our Learner's Dictionary

backlog

noun

ˈbækˌlɑːg

plural backlogs

: a large number of jobs that are waiting to be finished

We have a huge backlog of orders to be filled.

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“Backlog.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/backlog. Accessed 20 Jun. 2026.

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