back to square one Meaning If you have to go back to square one, you have to stop and start again, usually because something isnt working as well as expected. For example We were going to start the new company next month, but its back to square one now that Omar has changed his mind about investing in it. After they lost the election, the Liberal Party had to go back to square one and come up with some new policies and some new ideas. #Idiom_of_the_Day ▬▬▬▬▬▬▬▬▬▬▬▬ ➠@PhrasalCards ➠@SlangWords ➠@IdiomsLand ➠@Vocabulix ➠@GrammarCards ➠@EnglishGate ➠@StoryPage 3.5K views15:30