bullra.
to make unpleasant noise (often of rumbling, like from a car or machinery, or thunder)
Meaning & usage
to make unpleasant noise (often of rumbling, like from a car or machinery, or thunder)
Where this word comes from
From Old Swedish buldra. Arguably from Proto-Germanic *bellaną (“to roar”), from Proto-Indo-European *bʰel-. Arguably onomatopoeic. Possibly related to Dutch bulderen, German poltern, German bollern.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.