Square the ____, expression meaning 'to try to do the impossible'

Let's find possible answers to "Square the ____, expression meaning 'to try to do the impossible'" crossword clue. First of all, we will look for a few extra hints for this entry: Square the ____, expression meaning 'to try to do the impossible'. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.