IN PARI DELICTO DOCTRINE

in pari delicto doctrine,n.[Latin] The principle that a plaintiff who has participated in wrongdoing may not recover damages resulting from the wrongdoing. [Cases: Action 4; Contracts 139; Equity 65.C.J.S. Actions §§ 29–30; Contracts §§ 282–283, 286, 299; Equity § 102.]

[Blacks Law 8th]