knock-on effect

noun

plural knock-on effects
chiefly British
: an indirect or secondary effect
The heat wave has had critical knock-on effects. Surging electricity demand and stress on the power grid triggered power outages …Umair Irfan
Over the past 12 months, asking prices [for houses] have gone up by 9.5%. This has a knock-on effect for renters. UK rents rose by 8.3% in the last three months …theguardian.com (London)
compare domino effect, ripple effect

Examples of knock-on effect in a Sentence

Recent Examples on the Web
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Most Gulf output is sold overseas and the regional crisis is having a knock-on effect globally. Dominic Dudley, semafor.com, 2 Apr. 2026 Societies with high percentages of young people, both under 15 or in places with a youth bulge, can have other serious global knock-on effects. John Rennie Short, The Conversation, 31 Mar. 2026 The concern is that beyond immediate knock-on effects from rising gasoline prices, the war’s disruption could come in waves — ones that will play out over weeks and months and leave few parts of the global economy untouched. Rob Wile, NBC news, 30 Mar. 2026 The theme is certainly a knock-on effect from Zootopia, the 2016 smash hit whose sequel was the highest-grossing American film of 2025. David Sims, The Atlantic, 26 Mar. 2026 See All Example Sentences for knock-on effect

Word History

First Known Use

1972, in the meaning defined above

Time Traveler
The first known use of knock-on effect was in 1972

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Cite this Entry

“Knock-on effect.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knock-on%20effect. Accessed 4 Apr. 2026.

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