Pronunciation: (strān'jur),[key] —n. 1. a person with whom one has had no personal acquaintance: He is a perfect stranger to me. 2. a newcomer in a place or locality: a stranger in town. 3. an outsider: They want no strangers in on the club meetings. 4. a person who is unacquainted with or unaccustomed to something (usually fol. by to): He is no stranger to poverty. 5. a person who is not a member of the family, group, community, or the like, as a visitor or guest: Our town shows hospitality to strangers. 6. Law.one not privy or party to an act, proceeding, etc.