wīg-gār, m.n: a lance. (“wee-gar”)
Detail of a miniature of hunters pursuing a bonnacon with a very long lance and strategic shield, from a bestiary, with extracts from Giraldus Cambrensis on Irish birds, England (Salisbury), 2nd quarter of the 13th century. British Library, Harley MS 4751, f. 11r. Bonnacons (if you remember from word-of-the-day meox) spray attackers with their poisonous dung.