ground wire

American  

noun

Electricity.

1. a lead from an electric apparatus to the earth or to a ground connection.

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Etymology

Origin of ground wire

First recorded in 1890–95

Example Sentences

In addition, be aware that smart bulbs are designed to work in standard light fixtures connected to standard outlets that have a ground wire.

From Seattle Times

Subaru dealers will replace heater ground bolts and if needed replace the ground wire and the connector holder.

From Reuters

Dealers will replace the bolt and a ground wire and connector holder if necessary.

From Seattle Times

They’ll also remove or repair a cooling fan ground wire that connects to the junction box.

From Seattle Times

A spool of cable is what you see at the home center, and here in the USA it normally will contain two insulated wires and an uninsulated bare copper ground wire.

From Washington Post