The Collaborative International Dictionary of English v.0.48:

Proll \Proll\, v. i.
   To prowl about; to rob. [Obs.] --South.
   [1913 Webster]

         Though ye prolle aye, ye shall it never find.
                                                  --Chaucer.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Proll \Proll\, v. t. [See Prowl.] [imp. & p. p. Prolled; p.
   pr. & vb. n. Prolling.]
   To search or prowl after; to rob; to plunder. [Obs.]
   --Barrow.
   [1913 Webster]