Definition of bright-eyed:
(adj) :
Emitting much light; visually dazzling; luminous, lucent, radiant.
(adj) :
Of light: brilliant, intense.
(adj) :
Of an object, surface, etc.: reflecting much light; having a high lustre; gleaming, shiny.
(adj) :
Of a place: not dark; well-lit.
(adj) :
Of climate or weather: not cloudy or gloomy; fair; also, of a period of time, the sky, etc.: characterized by much sunshine and good weather.
(adj) :
(transferred senses, figuratively)