"Dictionnaire d'argot fin-de-siècle" is an exceptional linguistic work written by Virmaître and Charles. In this book, the authors offer the reader to delve into the world of argot of the end of the 19th century, where every word, every expression has its own specific meaning, peculiar only to that time and culture. The authors not only define the terms, but also talk about the socio-historical context in which they were used, which allows the reader to better understand the cultural features of the era. The book "Dictionary of the Argot of the End of the Century" is not only an interesting reference material, but also an inexhaustible source of knowledge about the language and life of French society at that time.