an area of bruised skin around the eye resulting from a blow.
http://www.askoxford.com/concise_oed/blackeye? view=uk
DEFEAT, SETBACK, a bad reputation
http://www.m-w.com/cgi-bin/dictionary?book=Dic tionary&va=black+eye
(informal) a sign or source of disgrace or disrepute.
"The scandal gave his whole department a black eye".
http://www.wordsmyth.net/live/home.php?script= search&matchent=black+eye&matchtype=exact
a mark of shame, dishonor, etc.: These slums are a black eye to our town.
damaged reputation: Your behavior will give the family a black eye.
http://www.infoplease.com/dictionary/black+eye
an unfortunate happening that hinders or impedes; something that is thwarting or frustrating. [Origin: 1595�1605]
http://dictionary.reference.com/search?q=black +eye&r=66
In most other European languages, a black eye is referred to as a "blue" eye.
http://en.wikipedia.org/wiki/Black_Eye
ecchymosis, petechia,contusion, shiner, black eye, mouse.
http://poets.notredame.ac.jp/cgi-bin/wn?cmd=wn &word=black_eye