champertous contract

A contract having a tendency to foment or protract litigation, or transferring the control and management of a suit to one having no right or interest in the subject of the action other than such as was derived from the litigious agreement, especially a contract by an attorney at law for a contingent fee in the proceeds of an action, whereby the attorney agreed to save the client harmless from costs and expenses of the proposed litigation. 14 Am J2d Champ § 4.