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
Examples include heel drops, jumping jacks, squat jumps, box jumps, box drops, and lateral bounds.
—
Jenny McCoy, Outside, 27 Feb. 2026
Down dirt roads and behind stands of oak trees in their neighborhood, pump jacks nodded up and down, pulling up oil.
—Nick Bowlin, The Frontier, 16 Feb. 2026
Bodyweight exercises, including planks, jumping jacks, and burpees, can help build muscle and burn fat.
—Jakob Roze, Health, 5 Feb. 2026
The workouts take him about 15 minutes a day, and include bouts of jumping jacks, aiming to do as many as possible in short bursts.
—Allison Aubrey, NPR, 19 Jan. 2026
Another exercise, star jacks, are inspired by the latest shape to join the Protein+ lineup.
—Erin Clements, PEOPLE, 13 Jan. 2026
The trick remains actually running, cycling, or doing jumping jacks consistently.
—Allie Garfinkle, Fortune, 13 Jan. 2026
At the end of the process, Atlas performed jumping jacks that looked just like Whitaker's.
—Bill Whitaker, CBS News, 5 Jan. 2026
In the pool, the women tell jokes and talk about their problems between sets of underwater biceps curls, leg lifts and jumping jacks.
—Bridget Fogarty, jsonline.com, 19 Dec. 2025
Jenny McCoy, Outside, 27 Feb. 2026
Down dirt roads and behind stands of oak trees in their neighborhood, pump jacks nodded up and down, pulling up oil.
—Nick Bowlin, The Frontier, 16 Feb. 2026
Bodyweight exercises, including planks, jumping jacks, and burpees, can help build muscle and burn fat.
—Jakob Roze, Health, 5 Feb. 2026
The workouts take him about 15 minutes a day, and include bouts of jumping jacks, aiming to do as many as possible in short bursts.
—Allison Aubrey, NPR, 19 Jan. 2026
Another exercise, star jacks, are inspired by the latest shape to join the Protein+ lineup.
—Erin Clements, PEOPLE, 13 Jan. 2026
The trick remains actually running, cycling, or doing jumping jacks consistently.
—Allie Garfinkle, Fortune, 13 Jan. 2026
At the end of the process, Atlas performed jumping jacks that looked just like Whitaker's.
—Bill Whitaker, CBS News, 5 Jan. 2026
In the pool, the women tell jokes and talk about their problems between sets of underwater biceps curls, leg lifts and jumping jacks.
—Bridget Fogarty, jsonline.com, 19 Dec. 2025
Recent Examples of Synonyms for jacks
Noun
-
Many at Sunday’s demonstration were draped in American, Israeli or Iranian flags, the latter emblazoned with a golden lion that represented the traditional banner abandoned when the Islamic Republic came to power.—
Matthew Ormseth,
Los Angeles Times,
2 Mar. 2026
-
Modest, single-family homes with American flags are a common fixture.—
Faith Karimi,
CNN Money,
1 Mar. 2026
Noun
-
Are you guys not playing the same game?—
Dalton Ross,
Entertainment Weekly,
26 Feb. 2026
-
Even for two guys who run shark fishing tours professionally, this was a shock.—
Ryan Brennan,
Kansas City Star,
25 Feb. 2026
Noun
-
Black sailors and soldiers defended the nation, expecting recognition and security.—
Ed Gaskin,
Boston Herald,
1 Mar. 2026
-
The regiment, established in 2007, provides comprehensive, personalized and non-medical care for wounded, ill and injured Marines and sailors attached to Marine units and their families.—
Erika I. Ritchie,
Oc Register,
28 Feb. 2026
Noun
-
Each ticket costs $5, and players may pick six numbers from two separate pools of numbers - five different numbers from 1 to 70 (the white balls) and one number from 1 to 24 (the gold Mega Ball) - or select Easy Pick/Quick Pick.—
Fernando Cervantes Jr,
USA Today,
28 Feb. 2026
-
Cox is on trial for charges stemming from entering female locker rooms in recreation centers and high school pools open to the public.—
Amy DeLaura,
The Washington Examiner,
28 Feb. 2026
Noun
-
By the early 20th century, after several centuries of rape, disease, enslavement, and land confiscation by colonizers, rubber barons, and loggers, their numbers had been reduced to 300.—
Stanley Stewart,
Travel + Leisure,
10 Jan. 2026
-
Just helping the land out, helping the loggers.—
Austen Erblat,
CBS News,
20 Dec. 2025
Noun
-
The walls are decked out with perceptive studies of the Mustang landscape by the American painter Robert Powell, a frequent visitor to the region, and by drapes and banners referencing the colorful cloud curlicues of Thangka scrolls.—
Condé Nast,
Condé Nast Traveler,
27 Feb. 2026
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The same rush to rename buildings, erect statues, hang massive banners of faces and publicly declare fealty to the leader in power is on display in North Korea, Cuba and the former Soviet Union.—
Sun Sentinel Editorial Board,
Sun Sentinel,
27 Feb. 2026
Noun
-
Police say one of the males arrested is believed to be the shooter.—
Kristi Miller,
Twin Cities,
25 Feb. 2026
-
Matt Lovatt, director for the UK’s Trentham Monkey Forest, told the BBC that rejection by parents is rare among macaques, but that males of the species do as much caretaking as the females, so Punch still has a good chance of integrating into the troop and developing normally, even without his mom.—
Elizabeth Logan,
Glamour,
23 Feb. 2026
Noun
-
In the case of Galaxidi, however, the flour war seems to be of more recent vintage, namely from the 19th century, when traveling mariners took their inspiration from similar happenings in Sicily.—
ABC News,
ABC News,
23 Feb. 2026
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This will be a dangerous storm for mariners — with the potential for at least 25-foot seas offshore.—
Rick Sobey,
Boston Herald,
20 Feb. 2026
Cite this Entry
“Jacks.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/jacks. Accessed 2 Mar. 2026.
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