▪ I.‖ marcassinHer.|mɑːˈkæsɪn| [Fr.] A young wild boar, used as a charge. 1727in Bailey vol. II. 1847Gloss. Heraldry, Marcassin, a young wild boar, distinguished from an old one by having its tail hanging down instead of twisted. ▪ II.marcassin variant of marcasine.