Scratching

[Kai]

Creating music by means of manually moving a [record] under a [stylus]. Typically seen in the musical genres of House and Rap. See my [Audio] example.

[Oralee]

The action or fact of marking a surface with a sharp or pointed object.

[Kit]

With the same intention as cutting, except trying to avoid scarring. The [scratcher] will usually use something sharp to the touch but not pure metal, for example, [a bobby] pin without the plastic coating or a safety pin as opposed to a knife, scissors, razor, [pencil sharpener] blade, etc.

[Dave Paprocki]

Scratching in Pool. A player may scratch the cue ball into a pocket at the break shot or during continuous play. At his first scratch a player ends his turn, loses one point, and has one scratch marked against him.

[Oralee]

present participle of scratch