guardrail

noun

guard·​rail ˈgärd-ˌrāl How to pronounce guardrail (audio)
: a railing guarding usually against danger
especially : a barrier placed along the edge of a highway at dangerous points

Examples of guardrail in a Sentence

the car ran off the road, but fortunately only hit the guardrail
Recent Examples on the Web
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.
And while these models have stronger guardrails built in to prevent misuse, many people have found ways to ‘jailbreak’ them, effectively circumventing these guardrails. Tharin Pillay, TIME, 5 Nov. 2024 Without guardrails, that type of reclassification could be difficult for the IRS to enforce, Muresianu said. Bob Woods, CNBC, 4 Nov. 2024 But, rather than putting the election on a new track, these events merely detonated its guardrails. The New Yorker, 2 Nov. 2024 Addressing these three pillars provides necessary consumer safety guardrails, while liberating the entire industry from overburdensome, outdated, expensive, and unnecessary regulations that have dogged the marijuana sector. Robert Hoban, Forbes, 1 Nov. 2024 See all Example Sentences for guardrail 

Word History

First Known Use

1860, in the meaning defined above

Time Traveler
The first known use of guardrail was in 1860

Dictionary Entries Near guardrail

Cite this Entry

“Guardrail.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/guardrail. Accessed 1 Dec. 2024.

Kids Definition

guardrail

noun
guard·​rail ˈgär-ˌdrāl How to pronounce guardrail (audio)
: a protective railing placed along dangerous areas (as of a road)
Last Updated: - Updated example sentences
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