PER INCURIAM

per incuriam (p[schwa]r in-kyoor-ee-[schwa]m), adj. (Of a judicial decision) wrongly decided, usu. because the judge or judges were ill-informed about the applicable law. “There is at least one exception to the rule of stare decisis. I refer to judgments rendered per incuriam. A judgment per incuriam is one which has been rendered inadvertently. Two examples […]