What does the word weir mean?

Usage examples for weir

  1. Over by the waste weir, with musical splash and laughter and faint little clouds of spray, a tumbling sheet of water was disappearing into the cool depths below; but here, in the broad, beaten roadway around the worn threshold, was impressive silence. – Campaigning with Crook and Stories of Army Life by Charles King
  2. " If I put a bridge over the Wash, I could make a weir to catch salmon," said the startled farmer. – In the Days of the Guild by Louise Lamprey