Of or pertaining to a metropolis, in any sense; residing in or connected with a metropolis: as, metropolitan enterprise; metropolitan police.Of or pertaining to the chief see of an ecclesiastical province: as, a metropolitan church.n. A citizen of the mother city or parent state of a colony. See metropolis, 1.n. Eccles.: In the early Christian church, the bishop of the municipal capital of a province or eparchy, who had a general ecclesiastical superintendence over the bishops and churches of his province, continued, ordained, and when necessary excommunicated the bishops, and convened and presided over the provincial synods.n. In modern usage, in the Roman Catholic and other episcopal churches, any archbishop who has bishops under his authority.n. In the Greek Church, the bishop of the municipal capital of a province, who is in rank intermediate between a patriarch and a bishop or titular archbishop.n. A chief city; a metropolis.