social zero
(Noun) A person who is unpopular, but has a few trusted friends that they have known for a long time . Always hangs out with the same person every day at break and lunch. This term is used to describe an unpopular high schooler. Also ranks at the bottom of the popularity list.
Girl 1: Aww I feel really sorry for the girl who always eats lunch with the same person.
Girl 2: Oh you mean the social zero?
Girl 2: Oh you mean the social zero?