1
as in lazy
failing to give proper care and attention
a building contractor known mainly for his firm's slack workmanship and slipshod construction
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in flexible
not bound by rigid standards
slack supervision on the project
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in loosened
not tightly fastened, tied, or stretched
left the ropes slack
Synonyms & Similar Words
Antonyms & Near Antonyms
1
2
3
as in pants
slacks plural
an outer garment covering each leg separately from waist to ankle
she prefers wearing slacks instead of a dress
Synonyms & Similar Words
Example Sentences
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Recent Examples of slack
Jake Kanter, Deadline, 27 June 2025
Flying Squirrel Trampoline Park, 3305 Corporate Ave, Weston, is an indoor entertainment park with trampolines, dodgeball court, battle beam, climbing walls, ropes course, slack line, dunk hoops, ninja course arcade games, children’s areas (soft-play playground) and the Drey Café.
—Rod Stafford Hagwood, Sun Sentinel, 25 June 2025
Stephanie McNeal, Glamour, 27 Sep. 2025
Ben O’Hanlon, the key stunt rigger, rigged up a slack line that went around a corner.
—Leia Mendoza, Variety, 26 Sep. 2025
Andrew Fowler, Hartford Courant, 8 May 2025
But when their offense has slacked, their defense has always been there to bail them out.
—Kelly Iko, New York Times, 3 May 2025
See All Example Sentences for slack
Adjective
In the footage, the wooden wall can be seen falling forward with a thud, while two vertical cables hang behind, apparently slack.
—Jake Kanter, Deadline, 27 June 2025
Flying Squirrel Trampoline Park, 3305 Corporate Ave, Weston, is an indoor entertainment park with trampolines, dodgeball court, battle beam, climbing walls, ropes course, slack line, dunk hoops, ninja course arcade games, children’s areas (soft-play playground) and the Drey Café.
—Rod Stafford Hagwood, Sun Sentinel, 25 June 2025
Noun
And this style can be professional too—my Everlane pants somehow feel as comfortable as sweatpants but look as polished as slacks.
—Stephanie McNeal, Glamour, 27 Sep. 2025
Ben O’Hanlon, the key stunt rigger, rigged up a slack line that went around a corner.
—Leia Mendoza, Variety, 26 Sep. 2025
Verb
Whether progress endures will depend on whether state policymakers resist the urge to slack on debt reduction at the first sign of improvement.
—Andrew Fowler, Hartford Courant, 8 May 2025
But when their offense has slacked, their defense has always been there to bail them out.
—Kelly Iko, New York Times, 3 May 2025
See All Example Sentences for slack
Recent Examples of Synonyms for slack
Adjective
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Having a big back refers to someone who's physically big, or who draws gentle teasing for hogging food or being lazy.—
Phaedra Trethan,
USA Today,
5 Oct. 2025
-
The best way to relax on a long flight or during a lazy Sunday, in my opinion, is in loungewear.—
Rylee Johnston,
PEOPLE,
1 Oct. 2025
Adjective
-
However, if an employee purchases eligible health care items or services during furlough, they can’t be reimbursed from a flexible spending account until the worker returns to pay status and payroll deductions can be made.—
Medora Lee,
USA Today,
3 Oct. 2025
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Tourists are still enjoying Michigan's lineup of dynamic fall events amid Apple Month and Michigan Agritourism Month this October and are flexible to changing fall color patterns, said Nick Nerbonne, media and digital director for Travel Michigan.—
Jenna Prestininzi,
Freep.com,
3 Oct. 2025
Adjective
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Next, carefully remove the bowl from the microwave and use a microfiber cloth to wipe away all the loosened grime.—
Maria Sabella,
Better Homes & Gardens,
7 Aug. 2025
Noun
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Officials argue that this framing grants Washington broader legal and military latitude to act against foreign groups involved in narcotics smuggling.—
Antonio María Delgado,
Miami Herald,
3 Oct. 2025
-
Typically, northern gardeners plant bare-root peonies in the ground in September, and mid-latitude gardeners plant in October or even into early November in the southern reaches of the peony’s range.—
Andy Wilcox,
Better Homes & Gardens,
2 Oct. 2025
Verb
-
The commonwealth has been without an operational freestanding birthing center since the 1980s, said Mary Kathryn DeLodder, director of the Kentucky Birth Coalition — a grassroots organization that led the charge in advocating for legislation loosening regulations for the facilities.—
Killian Baarlaer,
Louisville Courier Journal,
3 Oct. 2025
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That's because the city has a history of shifting on this issue, from when pursuits were restricted following bystander deaths, and then loosened in response to carjackings and reckless driving in the city.—
David Clarey,
jsonline.com,
3 Oct. 2025
Adjective
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But Thomas has been lazy all year and lost a catch Sunday being careless with his feet on what should have been an easy completion on the sideline, unable to get a second foot down with a lot of room.—
Michael Salfino,
New York Times,
29 Sep. 2025
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The subsequent uncertainty and introspection are exacerbated during a pre-festival press conference, which becomes a flashpoint when the cast and crew come under fire for an allegedly careless adaptation.—
Siddhant Adlakha,
Variety,
28 Sep. 2025
Adjective
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In later snaps, the Iron Man actress modeled several more outfits — including a classic black halter-neck dress, a relaxed fit gray T-shirt dress with short sleeves paired with black slip-on sandals, and two black-and-white looks.—
Angel Saunders,
PEOPLE,
1 Oct. 2025
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Even when Kerr and Staples get in an argument that frighteningly escalates, both Blunt and Johnson maintain their relaxed equilibrium.—
Richard Lawson,
Rolling Stone,
1 Oct. 2025
Adjective
-
Shake off any loose debris, then rinse it with water.—
Cody Godwin,
USA Today,
5 Oct. 2025
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It’s made with a super-durable construction designed to withstand wear from at-home projects, while the loose fit allows for comfortable movement.—
Jacqueline Tempera,
PEOPLE,
4 Oct. 2025
Cite this Entry
“Slack.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/slack. Accessed 7 Oct. 2025.
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