A demanding that one "cease and desist from" continuing certain behavior, such as copyright infringement, trademark infringement, slander, or libel
a cease-and-desist letter; a cease-and-desist order.
Cease and desist (also called C & D) is a legal term used primarily in the United States which essentially means "to halt" or "to end" an action ("cease") and to refrain from doing it again in the future ("desist"). The recipient of the cease-and-desist may be an individual or an organization