Black's Law Dictionary (2nd edition)dictionaries

Leading Oase

Among the various cases that are argued and determined in the courts, some, from their important character, have demanded more than usual attention from the Judges, and from this circumstance are frequently looked npon as having settled or determined the law upon all points involved in such cases, and as guides for sub* sequent decisions, and from the Importance they thus acquire are familiarly termed “lead

Source: Black’s Law Dictionary 2nd Ed (1910)