fireball
noun
fire·ball
ˈfī(-ə)r-ˌbȯl 
1
: a ball of fire
also
: something resembling such a ball
the primordial fireball associated with the beginning of the universe —
Scientific American
Scientific American 2
: a brilliant meteor that may trail bright sparks
3
: the highly luminous cloud of vapor and dust created by a nuclear explosion
4
: a highly energetic person
Examples of fireball in a Sentence
The house erupted into a fireball.
what this club needs is a fireball who will bring some sorely needed energy and enthusiasm
Recent Examples on the Web
Fans have speculated that Will Byers is actually the one throwing a fireball spell at Vecna, but giving Will powers this late in the game feels weird.
—Erik Kain, Forbes.com, 16 July 2025
Expect about five meteors per hour, with occasional bright fireballs.
—Tiffany Acosta, AZCentral.com, 8 July 2025
While in court, Stephenson admitted to drinking a bottle of fireball whiskey and two beers before driving and his blood alcohol level was 2.5 times the legal limit, the DA's office said.
—Elizabeth Pritchett , Stepheny Price, FOXNews.com, 4 July 2025
President Claudia Sheinbaum of Mexico is considering taking legal action after one of SpaceX's giant Starship rockets disintegrated in a giant fireball earlier this month as it was being fueled for a test-firing of its engines, The New York Times reports.
—ArsTechnica, 27 June 2025
See All Example Sentences for fireball
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Erik Kain, Forbes.com, 16 July 2025
Expect about five meteors per hour, with occasional bright fireballs.
—Tiffany Acosta, AZCentral.com, 8 July 2025
While in court, Stephenson admitted to drinking a bottle of fireball whiskey and two beers before driving and his blood alcohol level was 2.5 times the legal limit, the DA's office said.
—Elizabeth Pritchett , Stepheny Price, FOXNews.com, 4 July 2025
President Claudia Sheinbaum of Mexico is considering taking legal action after one of SpaceX's giant Starship rockets disintegrated in a giant fireball earlier this month as it was being fueled for a test-firing of its engines, The New York Times reports.
—ArsTechnica, 27 June 2025
See All Example Sentences for fireball
Cite this Entry
“Fireball.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fireball. Accessed 22 Jul. 2025.
Copy CitationKids Definition
fireball
noun
fire·ball
-ˌbȯl
1
: a ball of fire
2
: a very bright meteor
3
: the glowing cloud of vapor and dust created by a nuclear explosion
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