/ˌɑ:məˈdɪləʊ ||; ˌɑrməˈdɪlo/noun [C] (plural armadillos) an American animal with a hard shell, that eats insects and rolls into a ball if sth attacks it 犰狳（产于美洲，长有硬壳，以昆虫为食，受到攻击时滚成球状）