58 Pa. Code § 663a.1
The following words and terms, when used in this chapter, have the following meanings, unless the context clearly indicates otherwise:
High hand—The three-card hand that is formed from the five cards dealt so as to have a point value higher than the two-card low hand.
Low hand—The two-card hand that is formed from the five cards dealt so as to have a point value lower than the three-card high hand.
Setting the hands—The process of forming a high hand and low hand from the five cards dealt.