It is when a male takes a shit in the mouths of multiple girls at the same time - as they lie side by side in a row. It is also a symbolic gesture against current US foreign policies. This was perfected by an individual named Brandon at an Anti-War rally, and thus his initials are represented in the name.
when the guy ejaculates into the girl's mouth, she tells him to close his eyes, puts the contents from her mouth into her hand and tells him to open his eyes and throws the contents in his face.. and the girl hits his genitals and flees