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.
Not even accused of a crime, let alone having committed one. Chadd Scott, Forbes.com, 4 May 2025 There’s no Donovan Mitchell here, let alone a Jayson Tatum. John Hollinger, New York Times, 2 May 2025 Despite the threat, shipbuilding capacity for the U.S. Navy is nowhere near sufficient to maintain our current fleet—let alone keep pace with China—due to years of neglect. Matt Robison, MSNBC Newsweek, 1 May 2025 The events of this tragedy made headlines around the globe and certainly raised doubts that the film itself would be finished, let alone see the light of day. Pete Hammond, Deadline, 1 May 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 11 May. 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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