ALL meanings of spark plug
spark plug
S s - noun spark plug device that ignites an engine 1
- noun spark plug a device designed to fit in each cylinder of a gasoline-powered internal-combustion engine and to produce the electric spark for igniting the mixture of gasoline and air. 1
- noun spark plug Informal. a person who leads, inspires, or animates a group. 1
- countable noun spark plug A spark plug is a device in the engine of a motor vehicle, which produces electric sparks to make the petrol burn. 0
- noun spark plug an electrical device threaded into the cylinder of an internal-combustion engine to ignite the fuel mixture by producing timed sparks between electrodes 0
- noun spark plug a person or thing that inspires, activates, or advances something 0
- noun spark plug A spark plug is a device in the engine of a vehicle which produces electric sparks to make the gasoline burn. 0