What does the word pulley mean?

Usage examples for pulley

  1. The block shifter was ready with his pulley, and the gypsy tender was gathering down wood. – Unexplored! by Allen Chaffee
  2. For the first few days I had an idea Mr. Robert was the pulley that carried the big belt, and that when he stopped there was a general shut down. – Torchy by Sewell Ford
  3. There are also shown to- day marks of the pulley through which ran the cords to raise and lower the shutter. – Historic Homes by Mary H. Northend