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
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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
Olivia Young, Travel + Leisure, 4 Sep. 2025
However, the Royals have confidence in Kolek and others to pick up the slack moving forward.
—Jaylon Thompson, Kansas City Star, 4 Sep. 2025
Kelly Iko, New York Times, 3 May 2025
Star, hilariously, has her rope slack over her shoulder and platform teetering all over the place.
—Rebecca Alter, Vulture, 1 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
Although these travel-ready slacks are listed at full price, Gap is having a major sale on other styles now through Monday, September 8.
—Olivia Young, Travel + Leisure, 4 Sep. 2025
However, the Royals have confidence in Kolek and others to pick up the slack moving forward.
—Jaylon Thompson, Kansas City Star, 4 Sep. 2025
Verb
But when their offense has slacked, their defense has always been there to bail them out.
—Kelly Iko, New York Times, 3 May 2025
Star, hilariously, has her rope slack over her shoulder and platform teetering all over the place.
—Rebecca Alter, Vulture, 1 May 2025
See All Example Sentences for slack
Recent Examples of Synonyms for slack
Adjective
-
The last lazy Sunday of summer.—
Erik Kain,
Forbes.com,
14 Sep. 2025
-
Unlike Disneyland or Disney World, there is no theme park, but the resort boasts a mini water park with slides and a lazy river for all ages to enjoy.—
Essence,
Essence,
12 Sep. 2025
Adjective
-
The refrigerated deliveries are flexible based on your schedule and feature eco-friendly packaging.—
Kasey Caminiti,
USA Today,
12 Sep. 2025
-
Crops are left unharvested in response to market conditions, but they could be marketed with connections to more flexible buyers.—
Ivanka Trump,
Fortune,
12 Sep. 2025
Adjective
-
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
-
The 20-to-30 degrees of galactic latitude, both north and south of the galactic plane, were dubbed the Zone of Avoidance in the late 19th century, because while there were huge numbers of spiral nebulae elsewhere, all across the sky, there were none found in or near the plane of the Milky Way.—
Ethan Siegel,
Big Think,
12 Sep. 2025
-
Underwater ecosystems span Japan’s islands and latitudes.—
Terry Ward,
AFAR Media,
11 Sep. 2025
Verb
-
Drop the filters into the soapy water and soak them for 15-30 minutes to easily lift and loosen grease and gunk.—
Daley Quinn,
Southern Living,
12 Sep. 2025
-
Simply add a little broth to loosen the pasta before reheating or serving.—
Robin Miller,
AZCentral.com,
11 Sep. 2025
Adjective
-
Protecting Users From Themselves No matter how sophisticated network defenses are, a careless action can undo them.—
Max Silber,
Forbes.com,
11 Sep. 2025
-
The programmer seems to have been a little careless.—
PC Magazine,
PC Magazine,
10 Sep. 2025
Adjective
-
Perfectly roomy with a bit of effortless slouch for a relaxed feel, the Balance Bucket is available in both black and brown suede, plus black leather, to complement every mood and lifestyle.—
Kristina Rutkowski,
Vogue,
10 Sep. 2025
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Now that she’s named her successor as Vogue’s top editor, Anna Wintour seems a bit more relaxed.—
Lisa Respers France,
CNN Money,
10 Sep. 2025
Adjective
-
The attempt was tipped and brought in by Locke, who slipped loose into the secondary before taking off for a 64-yard touchdown reception.—
Brendan Connelly,
Boston Herald,
13 Sep. 2025
-
These are organized into geologic map units, which range in composition from loose sand and gravel to very old bedrock.—
David Bressan,
Forbes.com,
13 Sep. 2025
Cite this Entry
“Slack.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/slack. Accessed 17 Sep. 2025.
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