Crossword clues for the word: MCCORMACK The word MCCORMACK has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for MCCORMACK Showing 1 to 3 of 3 results Clue(s) "John W. ___, Speaker of the House, 1962-71" Majority Leader in the House. New VIP in the House.