Available Definitions:
1) n. - A youth beloved by Venus for his beauty. He was killed in the chase by a wild boar.
2) n. - A preeminently beautiful young man; a dandy.
3) n. - A genus of plants of the family Ranunculaceae, containing the pheasant's eye (Adonis autumnalis); -- named from Adonis, whose blood was fabled to have stained the flower.