fire·​ball | \ ˈfī(-ə)r-ˌbȯl How to pronounce fireball (audio) \

Definition of fireball

1 : a ball of fire also : something resembling such a ball the primordial fireball associated with the beginning of the universe 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

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Synonyms for fireball


dynamo, live wire, pistol

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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

Schatz doesn’t avoid some of the terrible images of the day: the second plane striking the World Trade Center and resultant fireball, the collapse of each tower and the giant clouds of debris that billowed through the canyons of city streets., "HBO produces documentary to help kids understand 9/11 - The Boston Globe," 12 Sep. 2019 The fireball caused surrounding trees and bushes to catch fire and also singed a nearby wall where dirty linens are stored. Jeff Forward, Houston Chronicle, "Woodlands firefighters quickly squelch Entergy transformer fires," 9 Aug. 2019 Although video of the fireball seemed to show Starhopper being consumed by flame, the prototype emerged mostly unscathed. Daniel Oberhaus, WIRED, "SpaceX Just Unleashed Its Starship Rocket for the First Time," 26 July 2019 In this case, a speech — about the ugly necessity for black people to debase themselves in a white man’s world — that is usually spoken to the other characters on stage is hurled like a fireball into the audience. Ben Brantley, New York Times, "Review: ‘A Raisin in the Sun’ Burns With New Fire," 1 July 2019 The agents reported seeing a man wearing a gas mask and black uniform throw something inside, followed by a fireball. Fox News, "AP Was There: The fiery end of the standoff in Waco, Texas," 19 Apr. 2018 Fallout, the deadly cloud of radioactive particles sucked up by the nuclear fireballs, could easily blanket the town of Charlottesville in a matter of hours. Nan Randall, The Atlantic, "'Charlottesville': A Government-Commissioned Story About Nuclear War," 25 Jan. 2018 Kutkiewicz, 35, wore dark glasses against the fireball of sun that circled the ship every 24 hours. Author: Richard Read, Anchorage Daily News, "Meet the icebreaker Polar Star, the neglected stepchild of the U.S. military industrial complex," 17 Aug. 2019 The fireballs are released from the comet 109P/Swift-Tuttle during its numerous returns to the inner solar system. Christopher Brito, CBS News, "When and where to watch the Perseid meteor shower peak tonight," 12 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fireball.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of fireball

15th century, in the meaning defined at sense 1

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Statistics for fireball

Last Updated

17 Sep 2019

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Time Traveler for fireball

The first known use of fireball was in the 15th century

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More Definitions for fireball



English Language Learners Definition of fireball

: a huge mass of fire

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More from Merriam-Webster on fireball

Rhyming Dictionary: Words that rhyme with fireball

Thesaurus: All synonyms and antonyms for fireball

Spanish Central: Translation of fireball

Nglish: Translation of fireball for Spanish Speakers Encyclopedia article about fireball

Comments on fireball

What made you want to look up fireball? Please tell us where you read or heard it (including the quote, if possible).


readily or continually undergoing change

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