Simple Definition of flashbulb
: an electric bulb that produces a very bright flash of light for taking photographs
Full Definition of flashbulb
: an electric bulb that can be used only once to produce a brief and very bright flash for taking photographs
First Known Use of flashbulb
Seen and Heard
What made you want to look up flashbulb? Please tell us where you read or heard it (including the quote, if possible).