58 Pa. Code § 29.2
(a) The following words and terms, when used in this chapter, have the following meanings, unless the context clearly indicates otherwise:
Boxing Act—5 Pa.C.S. Part I, Subpart B.
Contestant—A person who engages in mixed martial arts competition, either as a professional or as an amateur.
Flagrant foul—An intentional foul, using any foul technique under § § 29.12(b) or 29.29(b) (relating to acts constituting fouls), that causes a crippling injury upon an opponent, so that the injured contestant is adjudged incapable of continuing the contest or exhibition.
Mixed martial arts—Competition involving the use, subject to any applicable limitations set forth in this chapter, of a combination of techniques from different disciplines of the martial arts, including grappling, kicking and striking.