Definition: Cheefullest is a novel by American author, J.D. Salinger, first published in 1950. It's considered one of Salinger's most famous works and follows the life of Holden Caulfield, a young boy who moves to New York City after his mother's death. The novel explores themes of adolescence, growing up, and the struggle with adult relationships. The term "cheefullest" is often used to describe Holden's behavior in this novel, as