guard-rail

A child holds onto the guard-rail while walking down the stairs.

Definition

1. Noun:
   • A protective barrier: A "guard-rail" is a railing or barrier designed to prevent people or vehicles from falling off a dangerous edge, such as on a staircase, bridge, or road.
   • A safety device on roads: In traffic contexts, a "guard-rail" is a metal or concrete barrier along the side of a highway or curve to prevent vehicles from veering off the road.

Usage Examples

• (A protective barrier on stairs.)
• (A roadside safety barrier.)

Advanced Usage

• "to hit the guard-rail": to collide with a roadside barrier, often in an accident.

  • The driver lost control and hit the guard-rail, damaging the front of the car. (The vehicle struck the safety barrier.)

• "guard-rail system": a complete installation of guard-rails along a stretch of road or structure.

  • The new guard-rail system on the bridge meets all safety standards. (The set of protective barriers is properly installed.)

Variants and Related Words

• Guardrail (n): an alternative spelling, especially common in American English, meaning the same as "guard-rail."

  • The guardrail on the highway was replaced after the storm. (The roadside barrier.)

• Railing (n): a more general term for a barrier or fence, often made of bars or rails.

  • The railing on the balcony is made of wrought iron. (A similar but broader term for a protective barrier.)

Synonyms

• Barrier: a structure that blocks or prevents passage.

  • The barrier along the cliff kept hikers from falling. (A general word for a guard-rail.)

• Fence: a structure that encloses or separates areas, often with posts and wire or wood.

  • The fence around the construction site serves as a guard-rail. (A less specific term for a protective barrier.)

Related Idioms

• "to go off the rails": to lose control or deviate from a plan (not directly about guard-rails, but uses the word "rails" metaphorically).

  • The project went off the rails after the budget was cut. (The project lost its direction.)

• "to be on the rails": to be proceeding correctly or smoothly.

  • With a new manager, the team is back on the rails. (The team is functioning well again.)