Definitions for "Rapping"
Responses of spirit entities by taps or knocks on furniture and walls when responding to spoken questions or thoughts of a medium.
This can vary from a light knocking sound to a heavy pounding. It usually emanates from the walls but sounds as if it is coming from everywhere. Spirits sometimes communicate through rapping.
A phenomena by which members of the spirit world communicate with the living by knocks, taps and bumps.