Word.ws English Dictionary

guard rail

guard rail is the alternative spelling of guardrail.

Meaning of guardrail

Noun

guardrail (plural guardrails)

  1. A rail set alongside a dangerous place as a barrier, to improve safety.
    Synonyms:
    guard railing, guide board, guide rail, side rail
    1. (Canada, US) A strengthened barrier installed on the sides of a (usually major) road to keep vehicles on the highway and reduce the risk and/or impact of crashes.
  2. (broadly, figuratively) Any barrier designed to prevent accidents or mistakes.
    • Set guardrails on Visual Studio Live Share
      We’ve heard from Live Share users that they want to use Live Share in their organization, but without controls to prevent individuals from outside their company domain joining Live Share sessions, they’re blocked. We are excited that this and many other...2022 August 17, Carolina Uribe-Gosselin, Live Share: Enterprise Policies are here!
  3. Synonym of check rail.
    Synonyms:
    check rail

Forms of guard rail

pluralguard rails

Questions about guard rail

What is guard rail the alternative spelling of?
Guard rail is the alternative spelling of guardrail.

Words near guard rail in the dictionary

  1. guard of honour
  2. guard of vambrace
  3. guard one's tongue
  4. guard post
  5. guard posts
  6. guard rail
  7. guard rails
  8. guard ship
  9. guard ships
  10. guard station
  11. guard stations

Source and license

Adapted from Wiktionary: guard rail (page history and authors); guardrail (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “guard rail.” Word.ws, https://word.ws/guard_rail. Based on Wiktionary, CC BY-SA 4.0.