Crossword clues for the word: BLACKIE The word BLACKIE has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for BLACKIE Showing 1 to 5 of 5 results Clue(s) Boston ___ (early film detective) Boston ___ (Jack Boyle detective) Boston ___: '50s TV detective Chief Sitting Bull's horse Ring-necked duck.