黑

hēi
  1. black
  2. dark
  3. sinister
  4. secret
  5. shady
  6. illegal
  7. to hide (sth) away
  8. to vilify
  9. (loanword) to hack (computing)

CEDICT

loanword computing

Homographs

黑 Hēi abbr. for Heilongjiang province 黑龍江 Hēilóngjiāng