Brunette with heroin in unknown quantity (4,5)

From Daily Telegraph Cryptic 31263, 10A

10A — Brunette with heroin in unknown quantity (4,5)DARK HORSE

  • Definition
    Definition found: 'unknown quantity' — The definition is the last two words — someone whose abilities are a mystery.
  • Wordplay
    Wordplay: Charade
  • Synonym
    Synonyms spotted: 'Brunette' → DARK
  • Synonym
    Synonyms spotted: 'heroin' → HORSE
  • Assembly
    DARK + HORSE = DARK HORSE

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