weir.
An adjustable dam placed across a river to regulate the flow of water downstream.
Meaning & usage
An adjustable dam placed across a river to regulate the flow of water downstream.
A fence placed across a river to catch fish.
Seaweed.
Where this word comes from
From Middle English were, from Old English wer, from werian (“to dam up”), from Proto-West Germanic *warjan, from Proto-Germanic *warjaną, from Proto-Indo-European *wer- (“to cover”); Cognate with Old Norse ver (“station for fishing”), Sanskrit वृणोति (vṛṇóti). Related to warranty.
To put a weir, or weirs (in a river)
Where this word comes from
From Middle English were, from Old English wer, from werian (“to dam up”), from Proto-West Germanic *warjan, from Proto-Germanic *warjaną, from Proto-Indo-European *wer- (“to cover”); Cognate with Old Norse ver (“station for fishing”), Sanskrit वृणोति (vṛṇóti). Related to warranty.
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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.