1) A series of contacts (relatives, friends, friends of friends, ect.) who are willing to help accomplish a task. Usually each contact has some sort of specialty that makes them beneficial to a specific task. Many Good 'Ol Boy Networks operate on a favor system.
My car broke down and it was a long way until payday, but thanks to Paul, a contact in my Good 'Ol Boy Network, and a promised case of beer, I was back on the road in no time.