The central conflict arises when young Martin Chuzzlewit is disinherited by his wealthy, suspicious grandfather, forcing him to navigate a world defined by greed and hypocrisy. Martin seeks to establish his own fortune and prove his worth, but he is constantly thwarted by the manipulative machinations of his relatives and the deceitful nature of those he encounters in both England and America. The narrative follows a sprawling, multi-stranded structure that examines the moral failings of the Chuzzlewit family while maintaining a sharp, satirical tone. Through a series of interconnected subplots, the protagonist must confront his own arrogance and the harsh realities of a society obsessed with material gain.

Readers and critics often describe this work as one of the most biting satires in the author's bibliography. Discussion frequently centers on the effectiveness of the American chapters, which provide a harsh critique of the cultural and political landscape of the United States during the 1840s. While some readers find the sprawling plot challenging to follow, many highlight the depth of character development found in the secondary figures. The balance between comedic elements and serious moral inquiry remains a primary focus for scholars examining the evolution of the author's narrative style. Overall, the text is recognized for its ambitious scope and its uncompromising look at the corrupting influence of wealth.