not to mention

Idioms  

1. Also, not to speak of; to say nothing of. In addition to, besides what's already been said. For example, I don't think the voters will want that big program, not to mention the cost, or Dave teaches trumpet and trombone, not to speak of other brass instruments, or Their house is worth at least a million, to say nothing of their other assets.

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Example Sentences

See Examples For:

not to mention

Take the construction of data centers vital to the future of AI, not to mention a constantly improving internet and better cellphone service.

From MarketWatch ● Aug. 15, 2026

That poses a major obstacle to ending the war, not to mention resolving the even more complex, long-standing dispute over Iran’s nuclear program.

From Los Angeles Times ● Aug. 8, 2026

It’s among the most misguided things I’ve seen in a movie all year, not to mention the most aesthetically repellent, like “The Texas Chain Saw Massacre” left to play on a motion-smoothing TV.

From The Wall Street Journal ● Aug. 6, 2026

Paul McCartney and John Lennon, too, rose fully to the occasion, reeling off such masterworks as “Eleanor Rigby” and “Tomorrow Never Knows,” not to mention a bravura single’s release featuring “Paperback Writer” and “Rain.”

From Salon ● Aug. 5, 2026

For another, Kate, unbeknownst to anyone, had swiped a pamphlet from Mr. Curtain’s press room, not to mention Mr. Curtain’s journal, which she’d nabbed on her way out of the Whispering Gallery.

From "The Mysterious Benedict Society" by Trenton Lee Stewart