Blue moon synonyms | phrases

Phrases with similar meaning for Blue moon

• forever and a day

  long period of time
• forever and ever

  long period of time
• long time

  long period of time
• coon's age
• donkey's years
• kingdom come
• endless time
• other world
• time without end
• wild blue yonder
• world without end
• month of Sundays
• time immemorial
• indefinitely long period
• when pigs fly
• long-time
• all time
• ever and a day
• week of sundays
• right smart spell
• years on end
• Greek calends