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downtime

American  
[doun-tahym] / ˈdaʊnˌtaɪm /

noun

  1. a time times during a regular working period when an employee is not actively productive.

  2. an interval during which a machine is not productive, as during repair, malfunction, maintenance.


downtime British  
/ ˈdaʊnˌtaɪm /

noun

  1. commerce time during which a machine or plant is not working because it is incapable of production, as when under repair: the term is sometimes used to include all nonproductive time Compare idle time

  2. informal time spent not working; spare time

"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

Etymology

Origin of downtime

First recorded in 1925–30; down 1 + time

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But those payoffs only partially cover the financial hit, and don’t cover factory downtime while suppliers seek new business and retool plants.

From The Wall Street Journal • Apr. 1, 2026

"If it's raining outside and we're all tired and we need to rest, for that downtime we'll watch some TV," he adds.

From BBC • Mar. 27, 2026

Carmaker Mercedes Benz uses digital twins of its factories and assembly lines to reduce downtime, and also to test its driving software in simulations before real-world deployment.

From Los Angeles Times • Mar. 24, 2026

It’s a big jump, but February 2025 sales data were impacted by plant downtime to upgrade equipment for an updated Model Y.

From Barron's • Mar. 13, 2026

But it’s summer, so we got mad downtime.

From "We Were Here" by Matt De La Peña