Entry 1 sense Webster, 1913 Armorial · Ar·mo·ri·al · IPA 01 a. Belonging to armor, or to the heraldic arms or escutcheon of a family. 1. Belonging to armor, or to the heraldic arms or escutcheon of a family. “Figures with armorial signs of race and birth.” — Wordsworth. Phrases & compounds Armorial bearings — See Arms, 4.