seconder seconde • secondhand · · · Info · Definitions · Characters · · seconder · · Text Latin · · Script 8 · · Length Definitions · · · (noun) someone who endorses a motion or petition as a necessary preliminary to a discussion or vote. · · Noun Definition 1 Characters · · c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073