what is the douche in sausage party

In the movie "Sausage Party," Douche is a character who is a maniacal douche that becomes a little bent out of shape when he is thrown from a shopping cart. He kills food and drinks their juice, thus becoming bigger and stronger. Douche becomes so strong he takes control of Darren, the human store manager, by inserting himself in Darren’s anus. Douche is a cannibal, a serial killer, and a rapist. His nickname "Douche" is a slang usage of the term and its variants, or simply "Douchebag". According to a Reddit post, Douche is the container and nozzle that would be used for the douching process.