Webster's Revised Unabridged Dictionary · 1913

Upthunder

Upthunder , intransitive verb

To send up a noise like thunder. [Rare] — Coleridge

Text from the public-domain GNU Collaborative International Dictionary of English, derived from Webster's Revised Unabridged Dictionary (1913). Definitions marked with were added by later GCIDE contributors and are not in the original 1913 edition.

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