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Definitions

top-secret

[top-see-krit] / ˈtɒpˈsi krɪt /
ADJECTIVE
highly classified
Synonyms
WEAK
classified hush-hush supersecret under security restrictions under wraps
top secret
NOUN
highly classified
Synonyms
WEAK
classified hush-hush supersecret under security restrictions under wraps

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.

“So it was an Energy and Commerce top-secret effort?”

From Slate • Mar. 18, 2026

She confessed to harboring a top-secret method that has never failed her.

From The Wall Street Journal • Mar. 15, 2026

"Report from Iron Mountain" is a 1967 anti-war satire that claimed to be a leaked top-secret Pentagon-commissioned report — the subject of my new book, "Ghosts of Iron Mountain."

From Salon • May 7, 2025

Among them was engineer Brian Prewer, who remembers the risks involved in this top-secret job.

From BBC • Mar. 23, 2025

The challenge of the top-secret work was thrilling.

From "Bomb" by Steve Sheinkin