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Word of the Day Tuesday, June 9, 2026

thunder

/θʌndər/ noun, verb · British & US
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What does thunder mean?

noun, verb

A loud rumbling noise caused by lightning, or a sudden, powerful sound, often associated with a storm. A verb meaning to make a loud rumbling noise, or to cause something to happen suddenly and powerfully.

Example

"The thunder boomed outside, shaking the windows."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for thunder

Antonyms of thunder

Rhymes with thunder

Etymologically related