黑屁

hēipì
(slang) bullshit

CEDICT

slang

Entry Composition

1 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)
2 屁 pì
  1. fart
  2. flatulence
  3. nonsense
  4. (usu. in the negative) what
  5. (not) a damn thing