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
Relevance
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
Dave Altimari, Hartford Courant, 8 Jan. 2025
Fernandes has no right to seize upon a slack backpass and lob Kelleher from about 40 yards out.
—Carl Anka, The Athletic, 7 Apr. 2024
Jonathan Blitzer, New Yorker, 18 June 2025
The musicians who are women, however, wear an assortment of black clothes: from black slacks with a regular black shirt to an orchestra musician’s traditional long black dress.
—Judith Martin, Mercury News, 16 June 2025
Tracy Wright, FOXNews.com, 28 Apr. 2025
After a few months, that arrangement collapsed — the woman accused Pope of slacking and damaging her property — and Pope went to stay with friends, back in Houston, sleeping in a van on their property.
—Ian Frisch, Curbed, 9 Jan. 2025
See All Example Sentences for slack
Adjective
If the rules are too slack, people take advantage of them.
—Dave Altimari, Hartford Courant, 8 Jan. 2025
Fernandes has no right to seize upon a slack backpass and lob Kelleher from about 40 yards out.
—Carl Anka, The Athletic, 7 Apr. 2024
Noun
In a video of the incident, Padilla, in dark slacks and a windbreaker, identifies himself before asking Noem about the Administration’s deployment of the National Guard and federal troops to police protests in L.A.
—Jonathan Blitzer, New Yorker, 18 June 2025
The musicians who are women, however, wear an assortment of black clothes: from black slacks with a regular black shirt to an orchestra musician’s traditional long black dress.
—Judith Martin, Mercury News, 16 June 2025
Verb
Munn, 44, caught both slack and praise from social media followers after sharing a series of photos of her 3-year-old son, Malcolm, walking down the street in New York City without shoes.
—Tracy Wright, FOXNews.com, 28 Apr. 2025
After a few months, that arrangement collapsed — the woman accused Pope of slacking and damaging her property — and Pope went to stay with friends, back in Houston, sleeping in a van on their property.
—Ian Frisch, Curbed, 9 Jan. 2025
See All Example Sentences for slack
Recent Examples of Synonyms for slack
Adjective
-
The water park has something for everyone—from high-speed slides and a wave pool to a relaxing lazy river and kid-only water slides.—
Lydia Mansel,
Southern Living,
29 June 2025
-
Giant tanks of lazy swimmers sit sandwiched between fields of cows and ponds of striped bass, carefully tended by three generations of the Evans family.—
Kylie Williams,
Miami Herald,
29 June 2025
Adjective
-
The real winners are those who combine strategy with smart systems, focus on value, and stay flexible as technology and markets change and evolve.—
Melissa Houston,
Forbes.com,
29 June 2025
-
Helping ease the housing shortage by increasing the supply of small, relatively affordable homes within established neighborhoods, ADUs help slow the rise in housing prices and provide flexible living arrangements for changing family needs.—
Phillip Molnar,
San Diego Union-Tribune,
29 June 2025
Noun
-
This means that the aurora borealis may be viewed from lower latitudes than usual.—
Soo Kim,
MSNBC Newsweek,
20 June 2025
-
During oral arguments on June 17, all three judges suggested that presidents have wide latitude under the federal law at issue and that courts should be reluctant to step in.—
Staff,
Christian Science Monitor,
20 June 2025
Verb
-
Artificial implants naturally wear out or loosen with time and activity.—
Colleen Doherty,
Verywell Health,
27 June 2025
-
The challenges were steep enough that Georgia has decided to loosen its work verification protocols from monthly to once a year.—
ProPublica,
ProPublica,
26 June 2025
Adjective
-
The driver was cited for careless driving causing bodily injury, which is a misdemeanor traffic offense, according to state law.—
Jessica Alvarado Gamez,
Denver Post,
4 June 2025
-
Carlos Guillermo Alonso, 79, the alleged operator of the boat that struck the teen, has been charged with two misdemeanors for careless operation of a vessel, according to the FWC.—
Meredith Deliso,
ABC News,
3 June 2025
Adjective
-
The beaches are wide and relaxed, and the surrounding trails offer dramatic views of the Ligurian coastline.—
Laura Begley Bloom,
Forbes.com,
30 June 2025
-
There are photographs from those years, in an album with captions my mother wrote on bits of masking tape: my parents posing with other recent arrivals from Kolkata, looking relaxed on what must have been a Sunday afternoon.—
Jhumpa Lahiri,
New Yorker,
30 June 2025
Adjective
-
Lindley proposed the idea to the co-owner after finding out he was suspended due to loose lug nuts.—
Nelson Espinal,
MSNBC Newsweek,
24 June 2025
-
The 27-year-old Tatum’s injury came during the Celtics Game 4 of the Eastern Conference semifinals against the New York Knicks while Tatum lunged for a loose ball.—
Bruce Y. Lee,
Forbes.com,
24 June 2025
Noun
-
In 2023, city officials announced that a Whole Foods Market would be moving into the space, according to past reporting, after working out a deal with former Blue Goose Market President and CEO Paul Lencioni, who previously served on St. Charles’ City Council.—
Molly Morrow,
Chicago Tribune,
25 June 2025
-
Existing clients and potential customers are beginning to visit the space.—
Angela Velasquez,
Sourcing Journal,
25 June 2025
Cite this Entry
“Slack.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/slack. Accessed 5 Jul. 2025.
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