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fireball

American  
[fahyuhr-bawl] / ˈfaɪərˌbɔl /

noun

  • fireballs
    plural
  1. a ball of fire, as the sun; a shooting star.

  2. a luminous meteor, sometimes exploding.

  3. lightning having the appearance of a globe of fire; ball lightning.

  4. the highly luminous central portion of a nuclear explosion.

  5. a ball filled with explosive or combustible material, used as a projectile to injure the enemy by explosion or to set fire to their works.

  6. Informal. an exceptionally energetic or ambitious person.


fireball British  
/ ˈfaɪəˌbɔːl /

noun

  1. a ball-shaped discharge of lightning

  2. the bright spherical region of hot ionized gas at the centre of a nuclear explosion

  3. astronomy another name for bolide

  4. slang an energetic person

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms


Etymology

Origin of fireball

First recorded in 1545–55; fire + ball 1


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The strongest transverse acceleration consistently points outward and appears near the outer boundary of the fireball.

From Science Daily ● Aug. 3, 2026

By daylight, a massive fireball was filmed erupting near a cluster of high-rise residential buildings, sending a mushroom-shaped column of smoke rising above the city skyline.

From BBC ● May 28, 2026

Footage from the scene shows a fireball at the refinery, with thick smoke billowing out across the city.

From The Wall Street Journal ● Apr. 28, 2026

When it does, the agency expects to lose communication for about six minutes as the Orion capsule holding the astronauts is enveloped in a fireball.

From Los Angeles Times ● Apr. 10, 2026

A blue fireball shoots out of his candle, and he still doesn’t look away.

From "I Can Make This Promise" by Christine Day

A ban on "hulla parties" -- groups deployed to drive elephants away using "fireballs" and burning stakes -- is required, it said.

From Barron's ● Aug. 21, 2026

Distinctive features of the Lyrids are their colours and brightness - along with exceptionally bright fireballs from time to time, outshining the planet Venus.

From BBC ● Apr. 21, 2026

Video images of the fireballs circled the globe.

From The Wall Street Journal ● Jan. 20, 2026

Frantic, he helped his parents hoist his six younger siblings over a backyard fence as fireballs of ignited crude descended around their home, just across the street.

From Los Angeles Times ● Nov. 13, 2025

How long I scramble along dodging the fireballs I can't say, but the attacks finally begin to abate.

From "The Hunger Games" by Suzanne Collins

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