top-secret

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.

Some of those documents related to "diary-like" entries from his time as national security advisor, which contained national defence information classified up to the top secret level, the indictment alleged.

From BBC • Jun. 4, 2026

“As someone who accompanied the prime minister on this historic trip, which was top secret until today, I can say that the prime minister was received in Abu Dhabi with a welcome fit for kings!”

From The Wall Street Journal • May 14, 2026

An Air Force intelligence report -- marked "top secret" -- from November of the following year features information on reported sightings of "unidentified aircraft" and "flying saucers."

From Barron's • May 8, 2026

Army hatched a top secret plan to conceal hundreds of missile launchers on rail lines hidden beneath the thick ice sheets of Greenland.

From Los Angeles Times • Feb. 6, 2026

Most were top secret cables and reports on Vietnam from the U.S. military, the CIA, and other agencies.

From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin