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.
Long the lovable losers of the NFL, the Lions are one of only four teams to never make it to a Super Bowl, let alone win one. Peter Sblendorio, New York Daily News, 17 Jan. 2025 How would the rest of the league survive, let alone prosper? Bill Shaikin, Los Angeles Times, 17 Jan. 2025 As both a player and announcer, Uecker grew into a hometown icon with a national profile that few enjoy on either side of the microphone, let alone both. Michael Gfoeller and David H. Rundell, Newsweek, 16 Jan. 2025 But large moves aren’t easy to pull off at any time, let alone in the middle of the season. Peter Baugh, The Athletic, 16 Jan. 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

Dictionary Entries Near let alone

Cite this Entry

“Let alone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/let%20alone. Accessed 22 Jan. 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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