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Synonyms & Antonyms of blue moon
- once in a blue moon we'll get dressed up and eat in a fancy restaurant
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“Blue moon.” The Merriam-Webster.com Thesaurus, Merriam-Webster Inc., https://www.merriam-webster.com/thesaurus/blue%20moon. Accessed 24 January 2020.
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Time Traveler for blue moon
The first known use of blue moon was in 1821
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