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
Now, the cosmic display – famed for its strong, bright and consistent fireballs – is reaching its peak activity for the year Thursday and Friday.
—Eric Lagatta, USA TODAY, 12 Dec. 2024
The days before and after might be good for viewing as well, though an almost full moon may compete with the bright fireballs, according to Earth Sky.
—Alexis Simmerman, Austin American-Statesman, 11 Dec. 2024
To report a fireball online, visit Fireball.amsmeteors.org/members/imo/report_intro.
—John Tufts, The Indianapolis Star, 10 Dec. 2024
The space rock, reckoned to be about 1.6-4 feet (0.5-1.2 meters), according to EarthSky, was seen as a bright fireball above Yakutia in Siberia, Russia, where it’s thought that small fragments may have made it to the ground.
—Jamie Carter, Forbes, 4 Dec. 2024
See all Example Sentences for fireball 
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Eric Lagatta, USA TODAY, 12 Dec. 2024
The days before and after might be good for viewing as well, though an almost full moon may compete with the bright fireballs, according to Earth Sky.
—Alexis Simmerman, Austin American-Statesman, 11 Dec. 2024
To report a fireball online, visit Fireball.amsmeteors.org/members/imo/report_intro.
—John Tufts, The Indianapolis Star, 10 Dec. 2024
The space rock, reckoned to be about 1.6-4 feet (0.5-1.2 meters), according to EarthSky, was seen as a bright fireball above Yakutia in Siberia, Russia, where it’s thought that small fragments may have made it to the ground.
—Jamie Carter, Forbes, 4 Dec. 2024
See all Example Sentences for fireball
Dictionary Entries Near fireball
Cite this Entry
“Fireball.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fireball. Accessed 4 Jan. 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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