copper

US /ˈkɑː.pɚ/
UK /ˈkɑː.pɚ/
"copper" picture
1.

a reddish-brown metallic element that is an excellent conductor of heat and electricity.

:
Electrical wires are often made of copper.
Ancient civilizations used copper for tools and ornaments.
2.

a reddish-brown color, like that of the metal.

:
Her hair was a beautiful shade of copper.
The sunset painted the clouds in shades of orange and copper.
3.

(informal, British) a police officer.

:
The copper on the beat gave me directions.
Watch out, there's a copper coming!
1.

to cover or coat with copper.

:
The roof of the old building was coppered to prevent leaks.
The artisan carefully coppered the intricate design onto the vase.
1.

made of or colored like copper.

:
She wore a beautiful copper necklace.
The old pot had a lovely copper sheen.