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thunderbolt

American  
[thuhn-der-bohlt] / ˈθʌn dərˌboʊlt /

noun

  1. a flash of lightning with the accompanying thunder.

  2. an imaginary bolt or dart conceived as the material destructive agent cast to earth in a flash of lightning.

    the thunderbolts of Jove.

  3. something very destructive, terrible, severe, sudden, or startling.

  4. a person who acts with fury or with sudden and irresistible force.


thunderbolt British  
/ ˈθʌndəˌbəʊlt /

noun

  1. a flash of lightning accompanying thunder

  2. the imagined agency of destruction produced by a flash of lightning

  3. (in mythology) the destructive weapon wielded by several gods, esp the Greek god Zeus See also Thor

  4. something very startling

"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

Etymology

Origin of thunderbolt

First recorded in 1400–50, thunderbolt is from late Middle English thondre bolte. See thunder, bolt 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.

Cameroon also fell behind, against Mozambique in Agadir, but a thunderbolt from Christian Kofane delivered a 2-1 victory.

From Barron's • Dec. 31, 2025

The attack fell like a thunderbolt on the country’s tightly knit Jewish community.

From The Wall Street Journal • Dec. 15, 2025

The same familiar blue and gold thunderbolt greeted Mike Williams as he drove through the welcoming Southern California streets.

From Los Angeles Times • Mar. 14, 2025

The Reds continue to press and Adam Phillips has another thunderbolt blocked in the area before Nicky Cadden's looping cross has to be tipped over the bar by Nathan Baxter.

From BBC • May 2, 2024

He’d gone a little different with the Mohawk too, buzzing it close to his scalp and jagging it so it looked like a thunderbolt.

From "Burning Blue" by Paul Griffin

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