extension cordextension cord
An insulated, flexible electric wire fitted with a plug at one end and one or more outlets on the other, allowing one to plug in devices whose cords are not long enough to reach a wall outlet.
(plural extension cords)
- (electronics) An electrical cord with a plug one end, and a single socket or a multi-port socket at the other end, used for powering one or more devices at a distance, too far from the wall outlet to be reached by the normal cords of the device or devices. (slang: trip cord).