metalhide
nounUK /ˈmɛtəlhaɪd/
US /ˈmɛtəlhaɪd/
A metalhide is a tough, shiny skin that covers something like armor.
The robot's metalhide sparkled in the sun.
OTHER MEANINGS
2. A thick, hard outer layer made of metal.
The tank had a metalhide that could not be scratched.
3. A creature or character with a body covered in metal.
The metalhide stomped through the city, clanking with every step.
4. A protective metal covering on a tool or machine.
The old tractor's metalhide was rusty but strong.