Crossword clues for the word: MXS The word MXS has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for MXS Showing 1 to 6 of 6 results Clue(s) "LGM-118A Peacekeepers, for short" Arsenal decommissioned in 2005 Peacekeeper missiles Peacekeeper warheads Some ICBMs Ten-warhead ICBMs