tough luck

Also, tough luck. A trying or troublesome circumstance, bad luck, as in He got a tough break when he was denied a raise, or Tough luck for the team last night. This idiom uses tough in the sense of "difficult," a usage dating from the early 1600s. The variant is also used as a sarcastic interjection, as in So you didn't make straight A's--tough luck! A slangy variant of this interjection is tough beans, and a ruder version is tough shit. [Colloquial; c. 1900]

The noun has one meaning:

Meaning #1: an unfortunate state resulting from unfavorable outcomes
  Synonyms: misfortune, bad luck, ill luck