Thesaurus
blue moon
noun
Synonyms and Antonyms of BLUE MOON
a long or seemingly long period of time <once in a blue moon we'll get dressed up and eat in a fancy restaurant>
Synonyms aeon (or eon), blue moon, coon's age, cycle, donkey's years [chiefly British], eternity, forever, long, months, moon
Near Antonyms flash, instant, jiffy, minute, moment, second, shake, split second, trice, twinkle, twinkling, wink; microsecond, nanosecond
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