black-market

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

distributed or sold illicitly (Freq. 1)
- the black economy pays no taxes
• Syn:
bootleg, black, contraband, smuggled
• Similar to:
illegal
• Derivationally related forms:
contraband (for: contraband)

• Từ đồng nghĩa / Synonyms:
  bootleg, black, contraband, smuggled