1) verb; Taking a bean (Xanax), getting it moist, then rolling it in molly (mdma) before popping the bean (ingesting it)
2) adverb; Describing phenomenal oral sex.
1) *to a homie with some molly* “yo, molly my bean, I wanna roll but hate the anxiety.”
2) “dude she was topping me off so good I woulda thought she was rollin’. Bitch really molly’d my bean”