A reference to the african american actor Billy Dee Williams and his cool calm,demeanor. You may know him from such movies as Mahagony, Batman,Forty commercials, Undercover Brother and the Ladies Man. Keeping it Billy Dee is the act of staying cool and calm, especially in relation to women.
Dan- "I dunno dog I'm really worried about this date"
Ryan-"Listen homie, just keep it Billy Dee and you'll be ballin this girl in no time."
Ryan-"Listen homie, just keep it Billy Dee and you'll be ballin this girl in no time."
by John Foobes August 23, 2006