Used to stand for "Friend of Bill", i.e. someone who either donated over $100,000 to Clinton's campaign, or someone who blew him and then swallowed, thus not leaving any DNA on her dress.
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[The movie business] is a cruel and shallow money trench, a long plastic hallway where thieves and pimps run free, and good men die like dogs. There is also a negative side. - Hunter S. Thompson