Crossword clues for the word: FALLFLAT The word FALLFLAT has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for FALLFLAT Showing 1 to 6 of 6 results Clue(s) "Bomb, as a joke" "Get no laughs, as a joke" Be unsuccessful finding accommodation after some time in US Fail completely Fail on a dance floor? Flop