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NSA

American

Or N.S.A.

abbreviation

National Security Agency.
National Shipping Authority.
National Standards Association.
National Student Association.
negative security assurance.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

By 26, he was breaking Russian codes for the NSA during the Cold War.

From MarketWatch • Nov. 15, 2025

The ministry accused the NSA of exploiting weaknesses in the messaging service of an unspecified foreign mobile phone brand in order to steal login credentials from employees at the time centre.

From Barron's • Oct. 19, 2025

My FBI file alone is more than an inch thick, and I was never able to get my hands on files kept on me by military intelligence, the CIA and NSA.

From Salon • May 6, 2025

I don’t want to say for a fact that the NSA doesn’t have a camera trained secretly on the whiteboard of, like, every mathematician in the world, because, who knows?

From Los Angeles Times • Jan. 21, 2025

But the NSA was not swayed by this.

From "The Woman All Spies Fear" by Amy Butler Greenfield

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023