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

Without it, it’s hard to enjoy a moment, let alone a day, month, or year.

From Slate • Mar. 29, 2026

It was this: “I mean, we’ve got enough smog in Los Angeles, let alone to deal with setting these fires and things.”

From Los Angeles Times • Mar. 26, 2026

Former immigration officials told ProPublica that it used to be rare to encounter, let alone hold, American children for any amount of time.

From Salon • Mar. 26, 2026

It is worth repeating that the past behavior of markets does not show what markets will do in the future, let alone what markets “do” in some kind of generalized eternal present.

From MarketWatch • Mar. 26, 2026

I'm just some kid off the street, the kind no one wants to look at, let alone speak to.

From "Born Behind Bars" by Padma Venkatraman