adjective

• being of the achromatic color of maximum darkness; having little or no hue owing to absorption of almost all incident light
  "black leather jackets"
• of or belonging to a racial group having dark skin especially of sub-Saharan African origin; - Martin Luther King Jr.
  "a great people--a black people--...injected new meaning and dignity into the veins of civilization"

adjective satellite

• marked by anger or resentment or hostility
  "black looks"
• offering little or no hope; ; ; - J.M.Synge
  "the future looked black"
• stemming from evil characteristics or forces; wicked or dishonorable; ; ; ; ; ; ; -Thomas Hardy
  "black deeds"
• (of events) having extremely unfortunate or dire consequences; bringing ruin; ; ; ; - Charles Darwin; - Douglas MacArthur
  "the stock market crashed on Black Friday"