Crossword clues for the word: CEREALBOX The word CEREALBOX has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for CEREALBOX Showing 1 to 5 of 5 results Clue(s) Cardboard container for corn flakes Honeycomb holder Life preserver? Life preserver? ... or a hint to six squares in this puzzle Life-containing vessel?