barker's mill

1 definition found

barker's mill - Collaborative International Dictionary of English v.0.48 :

  Barker's mill \Bark"er's mill`\ [From Dr. Barker, the inventor.]
     A machine, invented in the 17th century, worked by a form of
     reaction wheel. The water flows into a vertical tube and
     gushes from apertures in hollow horizontal arms, causing the
     machine to revolve on its axis.
     [1913 Webster]