Guardrail Definition
 gärdrāl 
  guardrails
  
    noun
  
 
    guardrails
  
A railing that serves as a protective barrier, as on a staircase or alongside a highway.
 Webster's New World 
An extra rail alongside the main rail of a railroad at a crossing, etc., as to keep the cars on the track.
 Webster's New World 
Synonyms: 
  - safety-rail
 
Other Word Forms of Guardrail
Noun
Singular:
 guardrailPlural:
 guardrailsFind Similar Words
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