religious person re·li·gious·person uncommon noun 1. a person who manifests devotion to a deity Synonymsreligionistreligious person Antonymsnonreligious person Related words Broader terms person Narrower terms Christiannon-CatholicMuslimBuddhistHinduabstaineranointerbeliever WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.