Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “the NSA”

the NSA

GOVERNMENT a US government organization responsible for checking foreign communications , especially those that could be a threat to the country's safety , as well as protecting its own electronic communications : There was disagreement within the Justice Department about the NSA activities ordered by the previous administration . NSA program / surveillance
(Definition of the NSA noun from the Cambridge Business English Dictionary © Cambridge University Press)
Focus on the pronunciation of the NSA

Word of the Day


to mix eggs with a little milk and mix again as they are being fried

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More