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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 golf—
Sports Illus.
how many ever see an Ambassador or Minister, let alone a President—
Robert 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
Her humor and acuity become an instinctual armor against a world that seldom recognizes, let alone comprehends, what she’s been through.
—
Justin Chang, The New Yorker, 10 Feb. 2025
Listen to this article The numbers do not suggest the Kansas City Chiefs would be Super Bowl LIX favorites, let alone ones trying to solidify their standing as the greatest dynasty in NFL history.
—
Peter Sblendorio, New York Daily News, 9 Feb. 2025
No president in history has unilaterally shuttered an agency formally enshrined in law — let alone deputized his wealthiest donor, Elon Musk, to carry out that task in his name with little oversight or accountability.
—
Anna Maria Barry-Jester, ProPublica, 9 Feb. 2025
To my research, no state has ever allowed a NFL playoff or NFC championship game team to move out, let alone, one with the NFL Offensive Rookie of the Year as quarterback.
—
Reader Commentary, Baltimore Sun, 7 Feb. 2025
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Word History
First Known Use
1765, in the meaning defined above
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 14 Feb. 2025.
Kids Definition
let alone
conjunction
: to say nothing of : not to mention
lacked the courage, let alone the know-how
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