fun run fun • fun-filled · · · Info · Definitions · Synonyms · Characters · · fun run · · Text Common · · Latin · · Scripts 7 · · Length 2 · · Syllables Definitions · · · (noun) a footrace run for fun (often including runners who are sponsored for a charity). Synonyms: funrun, fun run. · · Noun Definition 1 Synonyms · · · funrun · · Synonym 1 Characters · · space U+0020 f latin small letter f U+0066 n latin small letter n U+006E r latin small letter r U+0072 u latin small letter u U+0075