Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: pulley  pû-lee
  1. A simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
    - pulley-block, pulley block, block

Derived forms: pulleys

Type of: machine, simple machine

Part of: block and tackle

Encyclopedia: Pulley, Shropshire