argus-eyed Meaning, Definition & Usage

1. adjective satellite having very keen vision
   hawk-eyed; keen-sighted; quick-sighted; lynx-eyed; sharp-sighted; sharp-eyed.
   
   • quick-sighted as a cat
2. adjective satellite carefully observant or attentive; on the lookout for possible danger
   vigilant; wakeful; open-eyed.
   
   • 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

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