underclassman underclass • underclay · · · Info · Definitions · Synonyms · Characters · · underclassman · · Text Latin · · Script 13 · · Length Definitions · · · (noun) an undergraduate who is not yet a senior. Synonyms: lowerclassman. · · Noun Definition 1 Synonyms · · · lowerclassman · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075