Crossword clues for the word: STOPCOCK The word STOPCOCK has appeared as an answer to at least 4 crossword clues on different crossword puzzles. Crossword clues for STOPCOCK Showing 1 to 4 of 4 results Clue(s) Can it turn off hose carrying C6? Faucet with a rotating plug Old type of computer in bank concerns regulator in touch with Irish Water Valve on a pipe