Thesaurus
To save this word, you'll need to log in.
plural of blue moon
Synonyms & Antonyms of blue moons
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 for blue moons
- aeons
- (or eons),
- ages,
- coon's ages,
- cycles,
- donkey's years
- [chiefly British],
- eternities,
- forevers,
- longs,
- months,
- moons
Words Related to blue moons
Near Antonyms for blue moons
Keep scrolling for more
Comments on blue moons
What made you want to look up blue moons? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
July 2020 Words of the Day Quiz
- Which is a synonym of mien?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Share blue moons