Once in a Blue Moon Meaning, Definition and Example 

The meaning of the idiomatic phrase Once in a blue moon is something that happens very occasionally or rarely. To elaborate the phrase is symbolic of the nature of inconsistency of anything or anyone.  

In popular culture, it is believed that people back in the 16th century had a notion that the surface of the Moon was blue. But when scientists refuted the notion, it gave birth to the phrase Blue Moon’ (Meaning something that is never going to happen). 

Also Read: Useful Idioms with Examples, Sentences and Meanings

Usage with Examples

The usage of Once in a Blue Moon is well-suited to put a sarcastic comment or pull a leg off a closed one. That means you can bring the idiom into the frame whenever the nature of your conversation, writing or speech goes informal and relatable to the idiom’s meaning.

Now let’s take a look at these examples to build a better usage of the idiom Once in a blue moon:

• I only see my old friends from college once in a blue moon.
• My brother rarely cleans his room, only once in a blue moon.
• We usually go out for dinner, but we eat at home once in a blue moon.

Also Read: In the Fast Lane Meaning, Example, Synonyms

Once in a Blue Moon Synonyms

These words are synonymous with the idiom once in a blue moon:

• Infrequently
• Rarely
• Seldom
• Occasionally
• Sporadically

Once in a Blue Moon Meaning Quiz

She dresses up once in a blue moon as:

• She wears casual clothes all the time.
• She loves to stand out on special occasions.
• She is very conscious of her looks.

Answer: She wears casual clothes all the time.

Also Read: Idioms for IELTS 

Explore more exciting reads below:

More from Idioms	More from Synonyms	More from Antonyms
Idioms to Express Sadness	Synonyms of Ephemeral	Antonyms of Misogyny
Idioms to Express Surprise	Synonyms of Welcome	Antonyms of Brave
Idioms to Express Friendship	Synonyms of Cry	Antonyms of Selfish
Idioms to Express Excitement	Synonyms of Huge	Antonyms of Victim
No Pain No Gain Meaning	Synonyms of Jovial	Antonyms of Lazy

This was all about the meaning and definition of the idiom ‘Once in a blue moon’. Hopefully, you understood the concept where it’s used. For more such blogs, follow Leverage Edu.