DUFF stands for "Designated Ugly Fat Friend" . It refers to a person in a social group who is perceived as less attractive or popular, serving as a "gatekeeper" for others to get to their more "desirable" friends.
The story follows high school senior Bianca Piper , who is devastated to learn she has been labeled the DUFF of her friend group. She enlists her neighbor, a charismatic jock named Wesley, to help her reinvent herself and regain her confidence. The Duff
The most prominent " The Duff " is the 2010 novel by , which was adapted into a 2015 teen comedy film starring Mae Whitman and Robbie Amell. DUFF stands for "Designated Ugly Fat Friend"