let alone

conjunction

: to say nothing of : not to mention
used especially to emphasize the improbability of a contrasting example
he would never walk again let alone play golfSports Illus.
how many ever see an Ambassador or Minister, let alone a PresidentRobert Lacville

Examples of let alone in a Sentence

I don't have enough money for a new car, let alone a luxury sedan.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This manager says professors, in his experience, rarely wanted to coordinate even teaching cases, let alone get together to tightly integrate their skills into creating a final product, even if fictional, at a business school. Shivaram Rajgopal, Forbes.com, 6 Sep. 2025 Since the helicopter was not equipped with enough fuel to get there, let alone return. Steve Sadin, Chicago Tribune, 5 Sep. 2025 But each night, Hero’s stories before bedtime prove so entrancing that Manfred fails to go through with any seducing, let alone ravishing. Leslie Felperin, HollywoodReporter, 5 Sep. 2025 One of today’s co-hosts, France, has been unable to pass its own budget, let alone corral a continent into boosting its defense spending. semafor.com, 5 Sep. 2025 See All Example Sentences for let alone

Word History

First Known Use

1765, in the meaning defined above

Time Traveler
The first known use of let alone was in 1765

Browse Nearby Words

Cite this Entry

“Let alone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/let%20alone. Accessed 9 Sep. 2025.

Kids Definition

let alone

conjunction
: to say nothing of : not to mention
lacked the courage, let alone the know-how
Last Updated: - Updated example sentences
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