Source : Webster's Revised Unabridged Dictionary (1913)

Scabrous \Sca"brous\, a. [L. scabrosus, fr. scaber rough: cf. F.
   scabreux.]
   1. Rough to the touch, like a file; having small raised dots,
      scales, or points; scabby; scurfy; scaly. --Arbuthnot.

   2. Fig.: Harsh; unmusical. [R.]

            His verse is scabrous and hobbling.   --Dryden.

Source : WordNet®

scabrous
     adj 1: rough to the touch; covered with scales or scurf [syn: {lepidote},
             {leprose}, {scaly}, {scurfy}]
     2: dealing with salacious or indecent material; "a scabrous
        novel"