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.
The Horned Frogs had never made a Sweet 16 before, let alone come within 40 minutes of a Final Four. Cameron Teague Robinson, New York Times, 1 Apr. 2025 That is, any AI image or video can’t be new, let alone visionary. Steven Zeitchik, HollywoodReporter, 29 Mar. 2025 The material is as diverse as top secret nuclear programs, the identities of undercover agents and mundane records that would be of little interest to anyone, let alone America’s adversaries. David Klepper, Los Angeles Times, 29 Mar. 2025 Melissa tells Shauna that, after learning about adult Natalie’s death on the grounds of Lottie’s doomed cult, she became consumed with guilt and paranoia; after all, her own wife doesn’t know that Melissa knew her mother, let alone probably witnessed her death. Abby Monteil, Them., 28 Mar. 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 12 Apr. 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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