scuff

from The American Heritage® Dictionary of the English Language, 5th Edition.

• intransitive verb To scrape the feet while walking; shuffle.
• intransitive verb To scrape with the feet.
• intransitive verb To shuffle or shift (the feet), as in embarrassment.
• intransitive verb To scrape and roughen the surface of.
• noun The act or sound of scraping especially with the feet.
• noun A worn or rough spot resulting from scraping.
• noun A flat backless house slipper.

from The Century Dictionary.

• noun A scurf; a scale.
• noun A light shoe or slipper.
• To walk without raising the feet from the ground or floor; shuffle: rarely used of an analogous action of the hands.
• To graze slightly.
• To roughen the surface of by hard usage; spoil the gloss, polish, or finish of.
• noun Same as scuft and scruff.

from the GNU version of the Collaborative International Dictionary of English.

• noun Prov. Eng. The back part of the neck; the scruff.
• intransitive verb To walk without lifting the feet; to proceed with a scraping or dragging movement; to shuffle.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective Caused by scraping, usually with one's feet.
• verb To mishit (a shot on a ball) due to poor contact with the ball.
• verb To scrape the feet while walking.
• verb To hit lightly, to brush against.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb walk without lifting the feet
• verb poke at with the foot or toe
• noun the act of scuffing (scraping or dragging the feet)
• verb get or become scuffed
• noun a slipper that has no fitting around the heel
• verb mar by scuffing