"In seventh grade, I was diagnosed with scoliosis. My nightmare began. A brace restricted my movement and my life; I could not bend or turn, let alone continue with my favorite hobby—dancing. I was dubbed ___ for the baggy clothes that covered my shameful brace." (Self-made sentence in an essay)
I am looking for an insulting term to fill in the blank that means the fatty which is used by teenagers. I can only think of "the fatty". Either one phrase or one word will do.