Hotwire or hot wire may refer to:
Technology Hot-wiring, a method of starting a car with no key Hot-wire foam cutter, a tool used to cut foam and polystyrene Hot wire (electricity), a wire conductor with non-zero potential in electric power distribution Hot-wire anemometer, an electrical device for measuring the speed of airflow
Music Hotwire (band) Hot Wire (Trapeze album), 1974 Hot Wire (Kix album), 1991 Hot Wires, a 1987 album by Roy Buchanan
Other Hotwire.com, an Internet-based travel agency HotWired, an internet magazine Hotwire (comics), a Radical Comics series by Warren Ellis and Steve Pugh