1
as in clandestine
undertaken or done so as to escape being observed or known by others
an undercover operation to infiltrate the terrorist organization
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
as in spy
a person who tries secretly to obtain information for one country in the territory of another usually unfriendly country
within the city was a well-organized fifth column, and these undercovers would make themselves known as soon as the invading forces breached the city limits
Synonyms & Similar Words
as in underground
Synonyms & Similar Words
Antonyms & Near Antonyms
Examples Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of undercover
Okla Jones, Essence, 14 Dec. 2024
Michael Cole, who portrayed Pete Cochran, one of the three young undercover cops that made up The Mod Squad on the 1968-73 ABC series, died Tuesday.
—Mike Barnes, The Hollywood Reporter, 10 Dec. 2024
Noah Goldberg, Los Angeles Times, 24 Apr. 2023
The hook for his inexcusably overlong gangster picture sends an informant undercover into the ranks of his brother’s crew of soccer hooligans to snitch him free of drug-dealing charges.
—Charles Bramesco, Vulture, 22 Apr. 2022
See all Example Sentences for undercover 
Adjective
The show stars Zoe Saldaña, and explores themes of loyalty, sacrifice, and the toll of undercover work.
—Okla Jones, Essence, 14 Dec. 2024
Michael Cole, who portrayed Pete Cochran, one of the three young undercover cops that made up The Mod Squad on the 1968-73 ABC series, died Tuesday.
—Mike Barnes, The Hollywood Reporter, 10 Dec. 2024
Noun
Ideally, sufficient background has been done on the suspect and there is a surveillance plan in place so that other deputies besides the undercovers are monitoring the location where the sting occurs.
—Noah Goldberg, Los Angeles Times, 24 Apr. 2023
The hook for his inexcusably overlong gangster picture sends an informant undercover into the ranks of his brother’s crew of soccer hooligans to snitch him free of drug-dealing charges.
—Charles Bramesco, Vulture, 22 Apr. 2022
See all Example Sentences for undercover
Recent Examples of Synonyms for undercover
Adjective
-
For many young adults, the season of joy was a clandestine opportunity to enjoy their favorite herb in a hush-hush, counterculture way.Rowan Briggs, The Mercury News, 24 Dec. 2024
-
What the seventh art has been notoriously bad at is exploring the concept of female desire, in all of its complexities and clandestine, dark-corner complications.David Fear, Rolling Stone, 23 Dec. 2024
Adjective
-
But all of that changed starting in 2017, when Mr. Trump became president amid the F.B.I. investigation into Russia’s covert attempt to manipulate the 2016 election and the nature of the ties between his campaign and Moscow.Charlie Savage, New York Times, 15 Dec. 2024
-
The indictment shows that the FBI unraveled some of the covert schemes and identified specific perpetrators.Michael Kan, PCMAG, 12 Dec. 2024
Noun
-
Netflix has also dropped a very festive teaser for (the upcoming) season 2 of the spy series.Charley Ross, Glamour, 20 Dec. 2024
-
It's based on a French series, Le Bureau, possibly one of the best TV series of all time, but with differences in tone: Le Bureau's headquarters was a crowded warren of conference rooms and offices, which kept you tightly focused on the spies' intricate moves.Tom Gliatto, People.com, 20 Dec. 2024
Adverb
-
Foundations and underground cables made of concrete, plastic, and metal can usually be recycled but are often left underground when a project is discontinued.Ariel Cohen, Forbes, 23 Dec. 2024
-
The study, published in Science Advances, examined microbes from up to 3 miles underground and 1,600 feet beneath the seafloor.Benedict Cosgrove, Newsweek, 19 Dec. 2024
Adjective
-
Barton appears to enjoy juxtaposing the banality of Helen’s life as a wife and mother—flawlessly hosting her husband’s holiday work party, sticking jewels on a crown for a Nativity costume—with the extravagant action of her secret life.Sophie Gilbert, The Atlantic, 24 Dec. 2024
-
The group gets further assistance from a charming aristocratic dandy/secret highwayman named Charles Devereaux (Frank Dillane).Ars Technica, Ars Technica, 24 Dec. 2024
Noun
-
The operatives were driving a truckload of weapons, which was destroyed, when they were targeted in the strike.Landon Mion, Fox News, 24 Dec. 2024
-
Raised by Michael Roman, a longtime GOP operative charged alongside Trump, the bombshell revelation of Willis and Wade's relationship roiled the prosecution and derailed proceedings in the case for months.Melissa Quinn, CBS News, 19 Dec. 2024
Adjective
-
But most likely will involve some return to private equity or investment companies, but not for sure.Samantha Masunaga, Los Angeles Times, 26 Dec. 2024
-
What is the best way to stay private, secure and anonymous while browsing the web?Kurt Knutsson, CyberGuy Report, Fox News, 26 Dec. 2024
Noun
-
Secret Service agents thwarted the attack, and Routh fled before being apprehended.Kaelan Deese, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 24 Dec. 2024
-
This past offseason, Smith’s agent broached the topic of a contract extension this offseason, to no avail.Michael-Shawn Dugar, The Athletic, 24 Dec. 2024
Thesaurus Entries Near undercover
Cite this Entry
“Undercover.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undercover. Accessed 30 Dec. 2024.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share