as in confidential
kept completely hidden from the public by high government officials
top secret documents The mission is top secret.
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Recent Examples of top secret
Taylor, along with Eaddy Kiernan Bunzel and the rest of the events team, spends practically all of April in a conference room at the Vogue office, going over the seating chart, which lives on a large poster board that is kept top secret.
—
Madeleine Luckel, Vogue, 2 May 2026
This book and movie also have one of my favorite Clancy Facts, which is that Tom revealed a top secret, silent navigation technology that caused a minor stir in the world of military-industrial-complex boat guys.
—Literary Hub, Literary Hub, 13 Apr. 2026
The stunt was kept top secret, even from some of Kelly's own staff.
—Meredith Kile, PEOPLE, 9 Apr. 2026
The dress was top secret—Burton didn't even tell her mom.
—Christina Perrier, InStyle, 12 Mar. 2026
See All Example Sentences for top secret
Madeleine Luckel, Vogue, 2 May 2026
This book and movie also have one of my favorite Clancy Facts, which is that Tom revealed a top secret, silent navigation technology that caused a minor stir in the world of military-industrial-complex boat guys.
—Literary Hub, Literary Hub, 13 Apr. 2026
The stunt was kept top secret, even from some of Kelly's own staff.
—Meredith Kile, PEOPLE, 9 Apr. 2026
The dress was top secret—Burton didn't even tell her mom.
—Christina Perrier, InStyle, 12 Mar. 2026
See All Example Sentences for top secret
Recent Examples of Synonyms for top secret
Adjective
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Tehran has not allowed the IAEA access to its nuclear facilities bombed by Israel and the United States during a 12-day war in June 2025, according to a confidential IAEA report circulated to member states and seen by AP in February.—
Adithi Ramakrishnan,
Los Angeles Times,
20 June 2026
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Together, the groups provide policy education, confidential support, community programming and connections to campus resources.—
Valentina Toro,
Hartford Courant,
19 June 2026
Adjective
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The United States of America undertakes to make fully available for use the frozen or restricted funds and assets of the Islamic Republic of Iran.—
Mabinty Quarshie,
The Washington Examiner,
17 June 2026
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Actually Announced About Peptides Kennedy’s announcement covered peptides the FDA moved to Category 2 in late 2023, a restricted status that effectively pulled them off compounding pharmacy shelves.—
Allison Palmer,
Sacbee.com,
17 June 2026
Adjective
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Which is my personal favorite color.—
Dillon Thomas,
CBS News,
22 June 2026
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Yet modern soccer stars are also their own personal brands.—
Jack Bantock,
CNN Money,
22 June 2026
Adjective
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Although many details remain classified, the aircraft is widely believed to incorporate next-generation stealth materials, advanced networking capabilities, digital mission systems, and the ability to integrate with unmanned platforms.—
Kaif Shaikh,
Interesting Engineering,
23 June 2026
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The soldier collected $400,000 on the back of the classified information.—
Gladys Louise Tyler,
Forbes.com,
21 June 2026
Adjective
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The attack struck a private home, an energy infrastructure facility, a hangar, and oil facilities in both the Kyiv and Poltava regions, according to Ukrainian and Russian authorities.—
Jessie Yeung,
CNN Money,
18 June 2026
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The Blue Lagoon purchased the property and began welcoming guests in 2023 across a hotel, a set of private lodges, huts, a hostel, and a campsite.—
Condé Nast,
Condé Nast Traveler,
17 June 2026
Adjective
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His esoteric sidewalk pasta pop-up, Estrano, happens sporadically.—
Stephanie Breijo,
Los Angeles Times,
19 June 2026
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Such a fracture would normally sink a band, especially one that had been active for a decade, with five ambitious, esoteric albums to their credit and a solid, but perhaps not growing, fan base.—
Reed Jackson,
SPIN,
12 June 2026
Cite this Entry
“Top secret.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/top%20secret. Accessed 24 Jun. 2026.
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