from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The third full moon in a three-month calendrical season that has four full moons.
- n. The second of two full moons occurring in the same month.
- n. Informal A relatively long period of time: I haven't seen you in a blue moon.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The moon tinted towards blue as it appears in the sky, caused by dust or smoke in the atmosphere.
- n. Something absurd.
- n. The third full moon in a quarter that contains four rather than the usual three full moons.
- n. (by extension) A long time.
- n. A flavor of sweet ice cream that is popular in the Midwestern U.S. and is a component of Superman ice cream.
- n. The second of two full moons that occur in the same calendar month.
from the GNU version of the Collaborative International Dictionary of English
- The second full moon occurring in the same month; -- derived from the expression once in a blue moon.
- n. see blue moon in the vocabulary.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a long time
"I may go out once in a blue moon and have some fun with my teammates, but I try to keep aware of my surroundings, see who I'm interacting with," Wall said.
That someone special that you meet once in a blue moon.
For me, I just post quotes out of context, which only come up once in a blue moon.
P.S. - for those of you celebrating the New Year in and around New York City, enjoy the blue moon tonight!
I took some pictures but they are not as beautiful as the blue moon.
It must have been dreadfully confusing, especially when a village might only see a travelling priest once in a blue moon.
He crumpled helplessly to lie on his face, staring into the depths of the blue moon, his numbed lips framing wordless supplications to the Great Ones.
L. JOHNSTON: Occasionally, in the -- once in a blue moon, she'll let me take him out for a while.
I mean, I send info on systemic discrimination against girl, so that's cool, but just once in a blue moon.
If you read any Batman/Detective issues immediately preceding his run they rarely have any sort of connection -- in fact, the writers/artists were different every issue, and they could have just come out in any order, with the exception of the few Denny O'Neill issues that continued to come out once in a blue moon.