The term 'PLUG-IN CHEVY' refers to the Chevrolet Volt, an electric car produced by General Motors. The Volt is a plug-in hybrid electric vehicle, meaning it can be powered by either a gasoline engine or an electric motor. It has a range of up to 53 miles on a single charge and can be recharged at home or at public charging stations. The Volt was first introduced in 2010 and has since become one of the most popular electric cars on the market.