blue moon
English
Pronunciation
Audio (AU): (file)
Noun
blue moon (plural blue moons)
- An extra full moon that appears in a subdivision of a year, namely:
- The third full moon in a quarter that contains four rather than the usual three full moons.
- The second of two full moons that occur in the same calendar month (a definition created by mistake in the 20th Century).
- (rare) The moon tinted towards blue as it appears in the sky, caused by dust or smoke in the atmosphere.
- (idiomatic, by extension) A long time.
- A bright blue, sweet-flavored ice cream that is popular in the Midwestern U.S. and is a component of Superman ice cream.
Derived terms
Further reading
- blue moon on Wikipedia.Wikipedia
- blue moon (ice cream) on Wikipedia.Wikipedia
- blue moon (disambiguation) on Wikipedia.Wikipedia