speeder speedboatman • speedful · · · Info · Definitions · Synonyms · Characters · · speeder · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a driver who exceeds the safe speed limit. Synonyms: speed demon. · · Noun Definition 1 Synonyms · · · speed demon · · Synonym 1 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073