What is something that fits badly, as a garment. I saw an uneasy change in Mr. Micawber, which sat tightly on him, as if his new duties were a misfit. Dickens called?

misfit — Something that fits badly, as a garment. I saw an uneasy change in Mr. Micawber, which sat tightly on him, as if his new duties were a misfit. Dickens. (Webster's 1913.)