Below are possible answers for the crossword clue Failing to work.
3 letter answer(s) to failing to work
DUD
an event that fails badly or is totally ineffectual; "the first experiment was a real turkey"; "the meeting was a dud as far as new business was concerned"
an explosion that fails to occur
failing to detonate; especially not charged with an active explosive; "he stepped on a dud mine"
someone who is unsuccessful
Other crossword clues with similar answers to 'Failing to work'