flashboard flash • flasher · · · Info · Definitions · Synonyms · Characters · · flashboard · · Text Latin · · Script 10 · · Length Definitions · · · (noun) boarding place along the top of a dam to increase its height. Synonyms: flashboarding. · · Noun Definition 1 Synonyms · · · flashboarding · · Synonym 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 f latin small letter f U+0066 h latin small letter h U+0068 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073