light bulb
noun
an electric light.
Origin of light bulb
First recorded in 1880–85
Words nearby light bulb
light bomber,
light box,
light bread,
light breeze,
light bridge,
light bulb,
light bulb moment,
light cannon,
light chain,
light colonel,
light cream
British Dictionary definitions for light bulb
light bulb
noun
a glass bulb containing a gas, such as argon or nitrogen, at low pressure and enclosing a thin metal filament that emits light when an electric current is passed through it
Sometimes shortened to: bulb