Mr. Pumblechook is a character from Charles Dickens' novel, Great Expectations. He is a prosperous merchant and a relative of the protagonist, Pip. Known for his pompous demeanor, Mr. Pumblechook often boasts about his wealth and social status, believing himself to be superior to others. In the story, Mr. Pumblechook plays a significant role in Pip's early life, particularly in his introduction to the world of wealth and gentility. He is instrumental in arranging Pip's first visit to the wealthy Miss Havisham, which sets off a chain of events that shape Pip's future and aspirations.