guard rail

A form of guardrail — A rail set alongside a dangerous place as a barrier, to improve safety.

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Meanings

nounguard rail (plural guard rails)

plural guard rails

  1. alternativeAlternative spelling of guardrail.

    At Morez, it runs through the main street on the left, or west, side; guard rails are used only where the line crosses the main road at each end of the town.

    1954 September, George Behrend, “The Nyon-St. Cergue-Morez Railway”, in Railway Magazine, page 605
    1 more example

    Likewise, guard rails would have made little difference. They are fitted to the track to contain derailed wheels on the approach to tunnel portals or bridge parapets.

    2022 March 23, Philip Haigh, “Network News: Driver of ScotRail HST had only seconds to react, says RAIB”, in RAIL, number 953, page 11

Synonyms & antonyms

Also see
check rail
Cite this entry
APA

guard rail. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/guard%20rail

MLA

“guard rail.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/guard%20rail. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “guard rail,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/guard%20rail.

Source: guard rail on Wiktionary, CC BY-SA 4.0.