top secret

adjective

1
: protected by a high degree of secrecy
a top secret weapon
a top secret meeting
2
a
: containing or being information whose unauthorized disclosure could result in exceptionally grave danger to the nation
top secret messages
compare confidential, secret
b
: of or relating to top secret documents
a top secret clearance

Example Sentences

The mission is top secret.
Recent Examples on the Web When nudged, Orizotti reminds me that the batter recipe and breading technique remain, as ever, top secret. Maggie Hennessy, Bon Appétit, 24 Oct. 2022 Of 184 documents with classification markings, 25 were at the top secret level, the affidavit says. Eric Tucker And Michael Balsamo, al, 27 Aug. 2022 Of 184 documents with classification markings, 25 were at the top secret level, the affidavit says. Eric Tucker, BostonGlobe.com, 26 Aug. 2022 Court records show that the FBI has collected 18 documents marked as top secret, 54 marked as secret, 31 marked as confidential and 11,179 government documents or photographs without classification markings. Katie Glueck, BostonGlobe.com, 4 Sep. 2022 In all, the list said, the FBI retrieved 18 documents marked as top secret, 54 marked as secret, 31 marked as confidential, and 11,179 government documents or photographs without classification markings. Arkansas Online, 3 Sep. 2022 Among them: 38 documents bearing classification markings, including five marked as confidential; 16 documents marked as secret; and 17 documents marked as top secret. Kevin Johnson, USA TODAY, 1 Sep. 2022 Not everyone at the White House has a top secret clearance. CBS News, 28 Aug. 2022 Federal agents recovered documents classified as top secret that were only supposed to be held in special government facilities, according to the Journal, which reviewed a three-page list of items seized in the search. Madeline Halpert, Forbes, 12 Aug. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'top secret.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1944, in the meaning defined at sense 1

Time Traveler
The first known use of top secret was in 1944

Dictionary Entries Near top secret

Cite this Entry

“Top secret.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/top%20secret. Accessed 5 Dec. 2022.

Kids Definition

top secret

adjective

1
: protected by a high degree of secrecy
a top secret meeting
2
: containing information that is very important to the safety and defense of a nation
top secret messages

More from Merriam-Webster on top secret

Last Updated: - Updated example sentences
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