fireball

noun
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

Keep scrolling for more

Synonyms for fireball

Synonyms

dynamo, live wire, pistol

Visit the Thesaurus for More 

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

But just moments after a seemingly successful ignition, the rocket lit up again in a fireball and had to be doused. Loren Grush, The Verge, "SpaceX’s test rocket catches fire after engine test," 17 July 2019 While the video describes that the engine fire test duration went as expected, fire continued to burn around the Starhopper until a massive fireball exploded around it a few minutes after pluming up high over the test area into the night sky. Richard Tribou, orlandosentinel.com, "Video shows SpaceX Starhopper engulfed in fireball during test," 15 July 2019 Yanes, now 21, was 16 when a fireball erupted from an experiment conducted by his teacher, Anna Poole, at Beacon High School in January 2014. Janelle Griffith, NBC News, "He was engulfed in flames when a school chemistry experiment erupted. He just won $60M.," 2 July 2019 The unmanned spy plane, which cost more than a hundred million dollars, and had a wingspan of a hundred and thirty feet, exploded in a fireball. Robin Wright, The New Yorker, "What Will Follow Trump’s Cancelled Strike on Iran?," 21 June 2019 News video shows a massive fireball shooting flames into the sky. Dallas News, "Dallas company owns stake in Philadelphia refinery where explosion occurred," 21 June 2019 The center yellow circle is the fireball radius — that is, the mushroom cloud — which would extend out about 0.25 square miles. Alex Ward, Vox, "This is exactly how a nuclear war would kill you," 19 Oct. 2018 At this point, with his neighbor nearly consumed by a fireball, does Paul chill with the debris for just one freaking day? Gabriella Paiella, The Cut, "New, Insanely Petty Details Emerge About Rand Paul’s Yard Work Drama," 12 June 2018 Because of that activity, a lot of forceful radiation emanates from these nascent fireballs and blows away a lot of the surrounding material in what looks like a windstorm — blowing for the length of many light years. Shannon Stirone, WIRED, "Space Photos of the Week: X-Rays, Binary Stars, and Mars Moles," 8 June 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.

See More

First Known Use of fireball

15th century, in the meaning defined at sense 1

Keep scrolling for more

Learn More about fireball

Statistics for fireball

Last Updated

23 Jul 2019

Look-up Popularity

Time Traveler for fireball

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

See more words from the same century

Keep scrolling for more

More Definitions for fireball

fireball

noun

English Language Learners Definition of fireball

: a huge mass of fire

Keep scrolling for more

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

Britannica.com: 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).

WORD OF THE DAY

something desired as essential

Get Word of the Day daily email!

Test Your Vocabulary

What's that Smell?! Quiz

  • wide eyed dog smelling rose
  • Someone who is hircine smells like a:
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!