guardrail
noun
guard·rail
ˈgärd-ˌrāl 
: 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
For starters, security is a major concern—cross-chain interactions add complexity and introduce new risks, and the guardrails to protect against them are still evolving.
—
Wesley Crook, Forbes.com, 5 June 2025
State Department of Transportation crews responded to repair the guardrail.
—Justin Muszynski, Hartford Courant, 3 June 2025
Or have the guardrails corroded so badly that anyone now faces the prospect of the President’s pen becoming a sword?
—Miles Taylor, Time, 3 June 2025
Wilde said the move from Sasse to Ono suggests UF may be seeking a leader with stronger academic credentials, but under tighter political guardrails.
—Garrett Shanley, The Orlando Sentinel, 1 June 2025
See All Example Sentences for guardrail
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.
Wesley Crook, Forbes.com, 5 June 2025
State Department of Transportation crews responded to repair the guardrail.
—Justin Muszynski, Hartford Courant, 3 June 2025
Or have the guardrails corroded so badly that anyone now faces the prospect of the President’s pen becoming a sword?
—Miles Taylor, Time, 3 June 2025
Wilde said the move from Sasse to Ono suggests UF may be seeking a leader with stronger academic credentials, but under tighter political guardrails.
—Garrett Shanley, The Orlando Sentinel, 1 June 2025
See All Example Sentences for guardrail
Cite this Entry
“Guardrail.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/guardrail. Accessed 10 Jun. 2025.
Copy CitationKids Definition
guardrail
noun
guard·rail
ˈgär-ˌdrāl
: a protective railing placed along dangerous areas (as of a road)
Love words? Need even more definitions?
Merriam-Webster unabridged
Share