noun
or good ol' boy or good ole boy
1. : a typically rural or small-town white Southern man who strongly espouses traditional male values and favors male pursuits ; also : a man having or assumed to have similar values and tastes
2. : a man whose social position, success, or power is primarily the result of his connections within a select group
there are very few biologists willing to get outside the good old boy network — Kenneth Brower