Definition of square one
- the failure set us back to square one
They lost everything and found themselves back at square one.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'square one.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 1960See Words from the same year
: the beginning stage or starting point
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