roll cage

noun

Meaning

A reinforced metal frame constructed inside the cabin of a vehicle to prevent the roof from collapsing during a rollover accident.

Examples

  • The rally car was fitted with a custom roll cage to ensure the driver's safety on the dangerous mountain course.
  • After the vehicle flipped three times, the intact roll cage proved its worth by keeping the cockpit from being crushed.

Synonyms: safety cage, roll bar, roll hoop, protective framework