The neighbors that set up shop in their driveway, complete with lawn chairs and beverages, to watch your every move. They find it necessary to involve themselves in private disputes by calling the cops, but never say nice things like "Hi" or even "Go Fuck Yourself Neighbor".

Noun: a friend who is usually only called upon by a friend when a more primary/prominent friend is unavailable.

Taken from the term “second string” in an athletic competition situation. In football, if the star quarterback gets injured during a play, the second string is called off the bench to replace him/her. A “Second String Friend” is essentially benched until needed, if ever.

Synonyms: Plan B, Second Choice, Secondary Friend, Benched Until Needed