To hit lightly, to brush against.
To mishit (a shot on a ball) due to poor contact with the ball.
To scrape and roughen the surface of (shoes, etc.)
To scrape the feet while walking.
A mark left by scuffing or scraping.
A scurf; a scale.
The back part of the neck; the scruff.
To lessen or weaken over time, as from overuse.