1
as in flags
a piece of cloth with a special design that is used as an emblem or for signaling
a Portuguese ship flying the national jack
Synonyms & Similar Words
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2
3
as in sailors
one who operates or navigates a seagoing vessel
the streets of the old seaport were once full of jacks, harlots, and other dockside denizens
Synonyms & Similar Words
4
Example Sentences
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Recent Examples of jacks
There are no speaker connectors, no crossover controls, and no general RCA jacks for receiver input.
—
Christian De Looper, PC Magazine, 16 May 2026
Myler said he's been getting questions about how PennDOT crews are going to move such a large bridge -- and the answer is using 8-ton jacks, each the size of a large desk.
—John Shumway, CBS News, 13 May 2026
Species like mahi mahi, jacks and amberjacks also use it as a primary nursery area.
—Sarah Perkel, USA Today, 4 May 2026
The micro workouts included moves like rotini spiral planks, spaghetti curls and penne plié squats, along with star jacks, which were inspired by the new Protein+ star shape.
—Chiara Kim, PEOPLE, 14 Apr. 2026
Ozzie Albies and Matt Olson hit back-to-back jacks to give the Braves a 2-0 lead in what would be their final at-bat.
—Chad Bishop, AJC.com, 4 Apr. 2026
Or complete jumping jacks by tapping one foot out at a time, Bonney says.
—Jenny McCoy, SELF, 25 Mar. 2026
No one in my generation remembers the huge labor force of switchboard operators, but in the 1950s there were 340,000 workers physically plugging cords into jacks to connect callers to one another (roughly equivalent to the number of dental assistants today).
—Rachyl Jones, semafor.com, 11 Mar. 2026
Pump jacks operate in a field on March 11, 2026 in Gillett, Texas.
—Lim Hui Jie,lee Ying Shan, CNBC, 11 Mar. 2026
Christian De Looper, PC Magazine, 16 May 2026
Myler said he's been getting questions about how PennDOT crews are going to move such a large bridge -- and the answer is using 8-ton jacks, each the size of a large desk.
—John Shumway, CBS News, 13 May 2026
Species like mahi mahi, jacks and amberjacks also use it as a primary nursery area.
—Sarah Perkel, USA Today, 4 May 2026
The micro workouts included moves like rotini spiral planks, spaghetti curls and penne plié squats, along with star jacks, which were inspired by the new Protein+ star shape.
—Chiara Kim, PEOPLE, 14 Apr. 2026
Ozzie Albies and Matt Olson hit back-to-back jacks to give the Braves a 2-0 lead in what would be their final at-bat.
—Chad Bishop, AJC.com, 4 Apr. 2026
Or complete jumping jacks by tapping one foot out at a time, Bonney says.
—Jenny McCoy, SELF, 25 Mar. 2026
No one in my generation remembers the huge labor force of switchboard operators, but in the 1950s there were 340,000 workers physically plugging cords into jacks to connect callers to one another (roughly equivalent to the number of dental assistants today).
—Rachyl Jones, semafor.com, 11 Mar. 2026
Pump jacks operate in a field on March 11, 2026 in Gillett, Texas.
—Lim Hui Jie,lee Ying Shan, CNBC, 11 Mar. 2026
Recent Examples of Synonyms for jacks
Noun
-
The flags of Canada, France, Germany, Italy, Japan, the United Kingdom, the United States, and the European Union ahead of the Group of Seven (G-7) Leaders’ Summit in Banff, Alberta, Canada, on Saturday, June 14, 2025.—
Leonie Kidd,
CNBC,
18 May 2026
-
Erik Marmor / Getty Images A river of Israeli flags winds through a desert path as hundreds of people march toward the border in a display of their determination to build new Jewish settlements atop the rubble of northern Gaza.—
Kayla Hayempour,
NBC news,
17 May 2026
Noun
-
And in the past, our foundation has always been three- and four-year guys.—
CJ Moore,
New York Times,
21 May 2026
-
Panettiere gave a photo of her firefighter dad pride of place in her childhood bedroom, surrounded by the other guys from his house.—
Bethy Squires,
Vulture,
20 May 2026
Noun
-
The Secretary of Defense praised the crew of CVN-78 and the sailors Carrier Strike Group 12.—
Peter Suciu,
Forbes.com,
16 May 2026
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That technology is only effective in the hands of sailors trained to operate and maintain it, which is where the schoolhouse comes in, according to Lawrence Averion, directed energy branch manager.—
Prabhat Ranjan Mishra,
Interesting Engineering,
14 May 2026
Noun
-
Many of the Canopy and Miramar suites have private plunge pools.—
Condé Nast,
Condé Nast Traveler,
16 May 2026
-
To that end there are also state-of-the-art fitness facilities with a spa, indoor and outdoor pools, tennis and pickleball courts, and a long roster of yoga and exercise classes.—
Robb Report Studio,
Robb Report,
16 May 2026
Noun
-
Environmentalists say the state should not be cutting carbon-storing redwoods, while loggers maintain their practices are sustainable.—
Lila Seidman,
Los Angeles Times,
10 May 2026
-
Over the past few years, a wave of companies has emerged to extract sophisticated and granular information about how employees spend their time, sometimes down to the minute, using tech such as location trackers, keystroke loggers, cameras, and microphones.—
Ellen Cushing,
The Atlantic,
3 May 2026
Noun
-
Two banners criticising club president Florentino Perez were removed by stadium security as Real Madrid defeated Real Oviedo 2-0 in their penultimate home game of the season at the Bernabeu.—
Mario Cortegana,
New York Times,
14 May 2026
-
The city’s banners honor residents who served in the military.—
Nicole Buss,
Sacbee.com,
14 May 2026
Noun
-
Adult males and females both develop wings during the breeding season.—
Nafeesah Allen,
Better Homes & Gardens,
19 May 2026
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Because teams are deciding whether to devote millions of dollars and precious roster spots to occasionally unreliable males in their early twenties, much of a scout’s work is akin to investigative reporting.—
Dan Greene,
New Yorker,
18 May 2026
Noun
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These blackouts occur when intense X-ray and ultraviolet radiation from solar flares ionize Earth's upper atmosphere, interfering with high-frequency radio signals used by aviators, mariners and amateur radio operators.—
Daisy Dobrijevic,
Space.com,
11 May 2026
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Just know that there is an army of mariners on the ships, moving those goods around the world.—
Steve Kastenbaum,
NPR,
9 May 2026
Cite this Entry
“Jacks.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/jacks. Accessed 21 May. 2026.
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