This connotation is actually the word's birthright: in the early 1900s, the noun shill referred to a type of con artist, specifically one who aided others in their efforts to part people from their money.
这种含义实际上是这个词与生俱来的:在 1900 年代初期,名词 shill 指的是一种骗子,特别是那些帮助他人骗取金钱的人。