Definition - Noun 1: a proceeding of relative formality at which evidence and arguments may be presented on the matter at issue to be decided by a person or body having decision-making authority compare trial The purpose of a hearing is to provide the opportunity for each side of a dispute, and esp. a person who may be deprived of his or her rights, to present its position. A hearing, along with notice, is a fundamental part of procedural due process. Hearings are also held, as for example by a legislature or an administrative agency, for the purpose of gathering information and hearing the testimony of witnesses.