The second season of Big Mouth, an American adult animated coming-of-age sitcom created by Andrew Goldberg, Nick Kroll, Mark Levin, and Jennifer Flackett, was released on Netflix on October 5, 2018.

The series centers on teens based on Kroll and Goldberg's upbringing in suburban New York, with Kroll voicing his fictional younger self.

Big Mouth explores puberty while "embrac[ing] a frankness about the human body and sex.

The website's critics consensus reads "Poignantly repulsive, Big Mouth continues to confront the awkwardness of adolescence with foul-mouthed glee and an added layer of maturity.

"[2] On Metacritic, it has a score of 90 out of 100 for the second season, based on nine critics, indicating "universal acclaim".