To declare openly; make open declaration of; avow or acknowledge; own freely; affirm.To acknowledge or own publicly; also, to lay claim openly to the character of.To affirm faith in or allegiance to: as, to profess Christianity.To make a show of; make protestations of; make a pretense of; pretend.To announce publicly one's skill in, as a science or a profession; declare one's self versed in: as, to profess surgery.In the Rom. Cath. and Anglican churches, to receive into a religious order by profession.To present the appearance of.Synonyms and To declare, allege, aver, avouch.To lay claim to.To declare openly; make any declaration or assertion.To enter into the religious state by public declaration or profession.To declare or pretend friendship.