n. The light of the sun, or the space on which it shines; the direct rays of the sun, or the place where they fall.n. Figuratively, the state of being cheered by an influence acting like the rays of the sun; anything having a genial or beneficial influence; brightness; cheerfulness.Sunny; sunshiny; hence, prosperous; untroubled.Of or pertaining to the sunshine; of a fair-weather sort.