To rub, especially to rub onto one surface placed upon another surface that is textured, in order to create a mottled or patterned area on the first surface.
To rub parts of the body against those of another person for sexual stimulation.
Noun
A method of making an image by placing a piece of paper against an object and then rubbing over it, usually with a pencil or charcoal.
An image so made.
The practice of rubbing parts of the body against those of another person for sexual stimulation.