Meaning & Definition of word "Copper"

Copper

/ˈkɒp.ə/

noun:

  • 1. A reddish-colored metal with high electrical and thermal conductivity, used in electrical wiring and plumbing.
    • Example: The electrician installed new copper wires to ensure the building had a reliable power supply.
  • 2. A coin made of or containing copper.
    • Example: He found an old copper penny while digging in the backyard.
  • 3. A police officer, often used in informal contexts.
    • Example: The copper was patrolling the streets to keep the neighborhood safe.

verb:

  • 1. To coat or cover something with copper.
    • Example: They decided to copper the roof to improve its durability.

Etymology

From Old English 'coper', from Latin 'cuprum', from Greek 'kyprios', meaning 'from Cyprus', where copper was mined.

Common Phrases and Expressions

copper fever:

A term for the excitement or obsession over copper mining or prices.

coppery color:

A color that resembles the hue of copper metal.

to copper up:

To become mellow or to retreat; also a slang for policing.

Related Words

bronze:

An alloy of copper and tin, used for statues and coins.

brass:

An alloy of copper and zinc, known for its yellowish color and used in musical instruments.

copperhead:

A type of snake, known for its copper-colored head.

Slang Meanings of copper

Meaning: A police officer.

Example Sentence: The cops are around; better watch your step.

Meaning: Referring to someone as overly cautious or paranoid, as in 'Don't be such a copper.'

Example Sentence: He’s being a real copper about the whole situation.