1 definition by Vladmir Bojangles
A Doc Brown is acehived by standing over a woman (with consent), and deficating on her chest whilst masturbating over her face at exactly 88mph. It is believed that a Doc Brown will cause a tear in the fabric of space and time.
Doc Brown: "Marty! I found another way to generate 1.21 Gigawatts last night! I shit on Clara's chest and wacked off at 88mph till I busted on her face"
Marty: "You mean you put a Doc Brown on the bitch!? This is heavy Doc."
Marty: "You mean you put a Doc Brown on the bitch!? This is heavy Doc."
by Vladmir Bojangles October 31, 2007