Definition of guardrailnext
as in railing
a protective barrier consisting of a horizontal bar and its supports the car ran off the road, but fortunately only hit the guardrail

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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 guardrail The Screen Actors Guild and the American Federation of Television and Radio Artists, the actors union of which Affleck is a member, recently negotiated a new contract with major studios, which secured new AI guardrails. Cerys Davies, Los Angeles Times, 21 July 2026 In other words, the department rescinded its directive only after Anthropic’s models were hobbled to the point that many benign queries now trigger the guardrails. João Marinotti, The Conversation, 21 July 2026 Both emphasized the importance of guardrails in the ESA program. Arizona Republic, AZCentral.com, 21 July 2026 The platform is built atop data collection, software development, safety guardrails and tooling amassed by Applied Intuition for nearly a decade. Reed Albergotti, semafor.com, 21 July 2026 See All Example Sentences for guardrail
Recent Examples of Synonyms for guardrail
Noun
  • Use a soft brush to gently scrub the railings with the soapy water.
    Karen Brewer Grossman, Southern Living, 18 July 2026
  • Visitors reported visible signs of unfinished construction, including packing tape on stair railings and paint splatters beneath glass panels.
    Tessa Solomon, ARTnews.com, 18 July 2026
Noun
  • But what happens to these companies as blockchain rails push the cost of moving money across currencies toward zero?
    Aaron Stanley, Forbes.com, 21 July 2026
  • The rail, which lined a four-lane road near an overpass, was an egregious assembly of one of Sicking’s older designs.
    Charles Bethea, New Yorker, 20 July 2026

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Cite this Entry

“Guardrail.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/guardrail. Accessed 23 Jul. 2026.

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