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
Explosion fills night sky in Los Angeles Firefighters were battling a blaze at a Chevron refinery in Southern California late on Thursday, company and government officials said, after a massive fireball erupted at the facility.
—Vanessa Navarrete, ABC News, 2 Oct. 2025
The shower produces about five to six meteors per hour traveling 41 miles per second and leaving behind glowing trains of debris and fireballs, NASA said.
—Jenna Prestininzi, Freep.com, 29 Sep. 2025
As night falls, the fighting dies down… but then a fireball shoots over the village walls, followed by several more.
—Dave Nemetz, TVLine, 28 Sep. 2025
The fuel and battery explosion caused the car to turn into a fireball.
—Saajan Jogia, MSNBC Newsweek, 25 Sep. 2025
See All Example Sentences for fireball
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Vanessa Navarrete, ABC News, 2 Oct. 2025
The shower produces about five to six meteors per hour traveling 41 miles per second and leaving behind glowing trains of debris and fireballs, NASA said.
—Jenna Prestininzi, Freep.com, 29 Sep. 2025
As night falls, the fighting dies down… but then a fireball shoots over the village walls, followed by several more.
—Dave Nemetz, TVLine, 28 Sep. 2025
The fuel and battery explosion caused the car to turn into a fireball.
—Saajan Jogia, MSNBC Newsweek, 25 Sep. 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 7 Oct. 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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