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
The fireball, which quickly burned out on its own, was caused by fuel vapors igniting, Guzman told the South Florida Sun Sentinel on Tuesday afternoon.
—Angie Dimichele, Sun Sentinel, 27 May 2025
Pieces of that spacecraft broke up into several smaller fireballs during its plummet, turning the mass into a bright streaking spectacle across the night sky.
—Josh Dinner, Space.com, 8 May 2025
The mystery started with a fireball crashing into a remote woodland, awakening a terrifying creature hidden in the depths.
—Leo Barraclough, Variety, 7 May 2025
After making a sharp turn, the jet landed on its belly, slid down the runway and rammed into a concrete barrier, exploding into a fireball that killed 179 of the 181 people on board.
—Jin Yu Young, New York Times, 30 Apr. 2025
See All Example Sentences for fireball
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Angie Dimichele, Sun Sentinel, 27 May 2025
Pieces of that spacecraft broke up into several smaller fireballs during its plummet, turning the mass into a bright streaking spectacle across the night sky.
—Josh Dinner, Space.com, 8 May 2025
The mystery started with a fireball crashing into a remote woodland, awakening a terrifying creature hidden in the depths.
—Leo Barraclough, Variety, 7 May 2025
After making a sharp turn, the jet landed on its belly, slid down the runway and rammed into a concrete barrier, exploding into a fireball that killed 179 of the 181 people on board.
—Jin Yu Young, New York Times, 30 Apr. 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 4 Jun. 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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