Verb: to Dances the Chocolate Cha-cha in the Bourneville Boulevard is a very convoluted way of saying that someone is having anal sex. (Bourneville is a UK place near Birmingham where the Cadbury's chocolate factory is based.)
Is he musical? You should see the way he dances the chocolate cha-cha in the Bourneville Boulevard!
by Ian Chode April 02, 2003