flash bulb flash boiler • flash burn · · · Info · Definitions · Synonyms · Characters · · flash bulb · · Text Common · · Latin · · Scripts 10 · · Length 2 · · Syllables Definitions · · · (noun) a lamp for providing momentary light to take a photograph. Synonyms: flash, photoflash, flash lamp, flashgun, flashbulb, flash bulb. · · Noun Definition 1 Synonyms · · · flash · · Synonym 1 photoflash · · Synonym 2 flash lamp · · Synonym 3 flashgun · · Synonym 4 flashbulb · · Synonym 5 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 f latin small letter f U+0066 h latin small letter h U+0068 l latin small letter l U+006C s latin small letter s U+0073 u latin small letter u U+0075