Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
black-market is an adjective meaning "distributed or sold illicitly". It carries one recorded sense.
distributed or sold illicitly
“the black economy pays no taxes”
Definitions, synonyms and semantic relations for black-market come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.