any of several large flightless, ratite birds of the genus Casuarius, of Australia, New Guinea, and adjacent islands, characterized by a bony casque on the front of the head.
Origin: 1605–15; by uncert. mediation < Central Moluccan kasuwari, kasuwali
cas·so·war·y (kās'ə-wěr'ē) n.
pl.cas·so·war·ies Any of several large flightless birds of the genus Casuarius of Australia, New Guinea, and adjacent areas, having a large bony projection on the top of the head and brightly colored wattles.