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

See Examples For:

let alone

“I’m just really waiting to hear when he’s going to get on the field, let alone take live BP,” Roberts said.

From Los Angeles Times ● Sep. 19, 2026

Most of these stocks rely on AI developing at crazy speeds just to justify the current prices, let alone any growth.

From MarketWatch ● Sep. 14, 2026

The biggest story of our time unfolds without help from the traditional news media, carried forward by self-directed Substacking and podcasting experts, names probably not even known to most news editors, let alone consumers.

From The Wall Street Journal ● Sep. 8, 2026

She was the first in her family to go to college; if she became a mom, she didn’t know how she’d be able to stay in school, let alone get her degree.

From Salon ● Sep. 7, 2026

I can’t let Alex or any of them get hurt, let alone die.

From "Split the Sky" by Marie Arnold