let alone

Idioms  

1. See leave someone alone .

2. Not to mention, as in We have no room for another house guest, let alone an entire family . [c. 1800]

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Example Sentences

The other part is that if she did see it, she would not necessarily have thought it belonged to her in-laws, let alone that it had been paid for with SNP funds.

From BBC • May 31, 2026

Does anyone expect that U.S.-China relations will evolve into a friendship, let alone an alliance?

From The Wall Street Journal • May 31, 2026

That has led to questions about whether any single musician could take charge, let alone a rising young star.

From Los Angeles Times • May 26, 2026

"This heat would be exceptional in the UK even in mid-summer, let alone May," it said on X.

From Barron's • May 25, 2026

How many of us have the intellectual courage to consider, let alone accept, the truth when it demands so much?

From "The Best of Enemies" by Osha Gray Davidson