black eye (n.)

"discoloration around the eye from injury" c. 1600, from black (adj.) + eye (n.). Figurative sense of "injury to pride, rebuff" is by 1744; that of "bad reputation" is from 1880s.

In reference to dark eyes, often as a mark of beauty, from 1660s. Black-eyed is from 1590s of women, of peas from 1728. The black-eyed Susan as a flower (various species) so called from 1881, for its appearance. It also was the title of a poem by John Gay (1685-1732), which led to a popular mid-19c. British stage play of the same name.

All in the Downs the fleet was moored,
  The streamers waving in the wind,
When black-eyed Susan came aboard,
  "Oh! where shall I my true love find?
Tell me, ye jovial sailors, tell me true,
If my sweet William sails among the crew?"

updated on September 29, 2018

Definitions of black eye from WordNet

black eye (n.)
a swollen bruise caused by a blow to the eye;
Synonyms: shiner / mouse
black eye (n.)
a bad reputation;
his behavior gave the whole family a black eye
black eye (n.)
an unfortunate happening that hinders or impedes; something that is thwarting or frustrating;
Synonyms: reverse / reversal / setback / blow
Etymologies are not definitions. From, not affiliated with etymonline.