What does the English Idiom, Once in a blue moon, mean?
The English idiom, Once in a blue moon, should be used express that something happens very rarely/not very often. Sometimes the moon does actually appear to be blue. It is said that this is due to volcanic eruptions sending dust particles into the air. These particles interfere with the red light, giving the impression that the moon is blue. Obviously, this very rarely happens and this is where the English idiom comes from.
Once in a blue moon = Something which happens very rarely
Examples of English Idiom, Once in a blue moon
1. David: Do you ever go to the gym, Jordi?
Jordi: Once in a blue moon, I am too busy with my English studies!
2. Marea: What happened to Ana? Do you still speak to her?
Alba: I speak to her once in a blue moon. She moved to London after studying English at Wellington House Barcelona!
3. Jordi: Do you like to drink tea?
Ben: I love coffee, but I only drink tea once in a blue moon.
So here we have another must know English expression. Use it today to impress your friends, it’s only once in a blue moon that Spanish speakers know such useful English Idioms. Learn more English idioms by clicking here.
Written by Ben Holbrook in Madrid, 02/08/11