scuffing

from The Collaborative International Dictionary of English v.0.48

Scuff \Scuff\, v. i. [imp. & p. p. {Scuffed} (sk[u^]ft); p. pr.
   & vb. n. {Scuffing}.] [See {Scuffle}.]
   To walk without lifting the feet; to proceed with a scraping
   or dragging movement; to shuffle.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Scuff \Scuff\, v. t. [imp. & p. p. {Scuffed}; p. pr. & vb. n.
   {Scuffing}.]
   1. To cause a blemish on the surface of, by scraping against
      an object; as, he scuffed his shoe on the ground.
      [PJC]

   2. To scrape with one's foot; as, he scuffed the chair leg
      with his shoe.
      [PJC]

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