1. a stream of water that flows to or from a mill, especially one that turns a mill wheel

Examples

• The old millstream still flows behind the abandoned flour mill.
• Fish swam upstream in the clear millstream.
• The miller diverted water from the river into the millstream.
• Wildflowers grew along the banks of the narrow millstream.
• The millstream powered the waterwheel for over a century.
• Children played by the shallow millstream on summer afternoons.