Q
Why do we say 'mind your Ps and Qs'?
A
Expert Answer
Origins disputed: possibly from printers distinguishing reversed type (p and q), bartenders tracking pints and quarts, or children learning to write letters correctly. Today it simply means to be on your best behavior and pay attention to details.
Key Insight
Origins disputed: possibly from printers distinguishing reversed type (p and q), bartenders tracking pints and quarts, or children learning to write letters correctly.
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