The Collaborative International Dictionary of English v.0.48:

Moline \Mo"line\, n. [L. molina mill, fr. molere to grind. See
   Mill.]
   The crossed iron that supports the upper millstone by resting
   on the spindle; a millrind.
   [1913 Webster]

   Cross moline (Her.), a cross each arm of which is divided
      at the end into two rounded branches or divisions.
      [1913 Webster]