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blue moon

see definition of blue moon
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Synonyms for blue moon

noun long period of time
  • ages
  • coon's age
  • forever and a day
  • forever and ever
  • long time
  • years

coon's age

noun. very long time
  • ages
  • blue moon
  • dog's age
  • donkey's years
  • long time
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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