Argus-eyed

a.

1.

Extremely observant; watchful; sharp-sighted.

Adj.	1.	argus-eyed - having very keen vision; "quick-sighted as a cat" Synonyms: hawk-eyed, keen-sighted, lynx-eyed, quick-sighted, sharp-eyed, sharp-sighted
	2.	argus-eyed - carefully observant or attentive; on the lookout for possible danger; "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" Synonyms: open-eyed, vigilant, wakeful, watchful

hawk-eyed, keen-sighted, lynx-eyed, quick-sighted, sharp-eyed, sharp-sighted, sighted