Crossword clues for the word: SOUNDBARRIER The word SOUNDBARRIER has appeared as an answer to at least 4 crossword clues on different crossword puzzles. Crossword clues for SOUNDBARRIER Showing 1 to 4 of 4 results Clue(s) Chuck Yeager broke it Invisible impediment in the sky Invisible limit of a sense Reliable fence needs to be approached by high-flyers looking for speed