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

Synonyms & Similar Words

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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 Williams alleged that Amazon fast-tracked the data center project without standard zoning procedure, environmental review or community guardrails. Maya Wilkins, Chicago Tribune, 23 Aug. 2026 Compliance and legal teams need to be able to audit why an employee used AI to draft a customer contract, verify guardrails were in place and ensure the output didn't violate regulatory requirements. Victor Riparbelli, Forbes.com, 21 Aug. 2026 Hinojosa has called for a data center moratorium until the legislature can meet to pass guardrails for them. Ashley Capoot,garrett Downs, CNBC, 20 Aug. 2026 These guardrails have long constrained the drawing of congressional maps. Yuripzy Morgan, Baltimore Sun, 20 Aug. 2026 See All Example Sentences for guardrail
Recent Examples of Synonyms for guardrail
Noun
  • Now is the time to nail down loose boards, clean debris out of gaps and tighten loose railings.
    Alora Bopray, USA Today, 26 Aug. 2026
  • Improvements would include repairing the aging triple cantilever and fixing drainage, railings and lighting.
    Elijah Westbrook, CBS News, 24 Aug. 2026
Noun
  • Contributing factors to that could be a low number of axles, like with a solo locomotive, contaminants on the rails, or rust and other conditions that cause poor wheel-to-rail connections, according to the bulletin.
    Marni Pyke, Chicago Tribune, 31 Aug. 2026
  • The Expo Line finally connected downtown to the ocean, a milestone for rail.
    Deputy Managing Editor, Los Angeles Times, 31 Aug. 2026

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Cite this Entry

“Guardrail.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/guardrail. Accessed 2 Sep. 2026.

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