Weir Definition

wîr
weirs
noun
A low dam built in a river to back up or divert water, as for a mill; milldam.
Webster's New World
A fence, as of brushwood or stakes, built in a stream, channel, etc., for catching fish.
Webster's New World
An obstruction placed in a stream, diverting the water through a prepared aperture for measuring the rate of flow.
Webster's New World

Other Word Forms of Weir

Noun

Singular:
weir
Plural:
weirs

Origin of Weir

  • Middle English were from Old English wer wer-4 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Old English wer, akin to Old Norse ver (“station for fishing").

    From Wiktionary

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