(adj) carefully observant or attentive; on the lookout for possible danger, Syn. vigilant, wakeful, open-eyed, Example:a policy of open-eyed awareness; the vigilant eye of the town watch; there was a watchful dignity in the room; a watchful parent with a toddler in tow
‖prop. n. [ L. Argus, Gr. &unr_;. ] 1. (Myth.) A fabulous being of antiquity, said to have had a hundred eyes, who has placed by Juno to guard Io. His eyes were transplanted to the peacock's tail. [ 1913 Webster ]
2. One very vigilant; a guardian always watchful. [ 1913 Webster ]
3. (Zool.) A genus of East Indian pheasants. The common species (Argus giganteus) is remarkable for the great length and beauty of the wing and tail feathers of the male. The species Argus Grayi inhabits Borneo. [ 1913 Webster ]
[hyakumeootokage] (n) Argus monitor (Varanus panoptes, species of carnivorous monitor lizard found in northern Australia and southern New Guinea); yellow-spotted monitor
[くろほしまんじゅうだい;クロホシマンジュウダイ, kurohoshimanjuudai ; kurohoshimanjuudai] (n) (uk) spotted scat (Scatophagus argus, species of Indo-Pacific scat which occurs in green and red morphs); green scat; red scat