as in months
a long or seemingly long period of time
once in a blue moon we'll get dressed up and eat in a fancy restaurant
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Recent Examples of blue moons
Super blue moons can also occur, but don’t be fooled by the name.
—
Callum Sutherland, Time, 6 Oct. 2025
Black moons are referenced like blue moons, which are defined as the third full moon in an astronomical season containing four full moons.
—Janet Loehrke, USA Today, 21 Aug. 2025
Callum Sutherland, Time, 6 Oct. 2025
Black moons are referenced like blue moons, which are defined as the third full moon in an astronomical season containing four full moons.
—Janet Loehrke, USA Today, 21 Aug. 2025
Recent Examples of Synonyms for blue moons
Noun
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After Isaiah’s body was found, three other children — ages 16, 14 and 9 months — were taken from the same Lynwood apartment complex where it was discovered, according to NBCLA.—
Bailey Richards,
PEOPLE,
2 Nov. 2025
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Florida’s final moments against Georgia were fitting for a fireside horror story — that which fans will tell years from now, recounting to their grandchildren the dark ages of this resting college football power.—
Noah White,
Miami Herald,
2 Nov. 2025
Noun
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On the surface, Trump longs for grandeur.—
Michelle Goldberg,
Mercury News,
23 Oct. 2025
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Rice was the primary target, but seven players caught passes before halftime and a 44-yard strike to tight end Travis Kelce and 28-yard hookup with Noah Gray were season longs.—
Blair Kerkhoff,
Kansas City Star,
19 Oct. 2025
Noun
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Julius Randle was an All-NBA frontman just a couple moons ago.—
Steven Louis Goldstein,
New York Times,
28 Oct. 2025
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The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.—
Lila Shroff,
The Atlantic,
27 Oct. 2025
Cite this Entry
“Blue moons.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/blue%20moons. Accessed 6 Nov. 2025.
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