SLACKNESS Synonyms: 61 Similar and Opposite Words

slackness

noun

Definition of slackness

as in negligence

failure to take the care that a cautious person usually takes considering the chemical company's slackness when it comes to safety, it's a wonder there hasn't been a catastrophe

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in slack

the extent to which something hangs or dips below a straight line there's simply too much slackness in this clothesline

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of slackness In the games so far, there have been quite a few fumbles and an apparent slackness of mind and limb. — E. Tammy Kim, New Yorker, 24 June 2026

Recent Examples of Synonyms for slackness

Noun

Earlier this year, two men, Christopher Sage and Terry Thompson, sued DraftKings, FanDuel and other companies for negligence, design defect, failure to warn, unfair trade practices and related claims.

— Michael McCann, Sportico.com, 1 Sep. 2026
After the crash, Bustillos was charged with one count of vehicular manslaughter with gross negligence.

— Jacob Sisneros, Los Angeles Times, 30 Aug. 2026

Definition of negligence

Noun

By preventing excess slack and eliminating interfering contours, the PBU minimizes collision risks across complex movement paths.

— IEEE Spectrum, IEEE Spectrum, 3 Sep. 2026
Jala is a place to celebrate birthdays and date nights, a place where customers won’t catch sideways glances for opting to wear slacks or skirts.

— Kansas City Star, Kansas City Star, 2 Sep. 2026

Definition of slack

Noun

Nacua’s ex-girlfriend and the mother of his child, Hallie Aiono, has now accused him of abuse and neglect during their four-year relationship.

— Alejandro Avila OutKick, FOXNews.com, 2 Sep. 2026
Maryland provides legal representation to children involved in abuse and neglect, termination-of-parental-rights and related proceedings.

— John Mattingly, Baltimore Sun, 1 Sep. 2026