steel plated

/ˈstilˌpleɪtɪd/
adjective
  1. Covered or reinforced with a layer of steel for protection or strength.
    • The bank vault had steel-plated walls to prevent break-ins.
    • The military vehicle was steel-plated to withstand enemy fire.
    • He wore a steel-plated vest for safety while working on the construction site.
  2. Figuratively, extremely strong, tough, or resistant to damage or criticism.
    • He had a steel-plated will that never gave in to pressure.
    • After years of training, her confidence was steel-plated and unshakable.
    • The company's steel-plated reputation survived the scandal.
What does "steel plated" mean? | whatsthatwordmean | whatsthatwordmean