The dictionary includes about 11,000 dictionary entries describing from lexical, accentological, grammatical, stylistic, semantic and phonetic points of view all lexical layers that form the colloquial speech of a modern large Russian city: colloquial literary vocabulary, urban vernacular, jargon, taboo (profanity) vocabulary, as well as dialectisms that exist in urban conditions. The dictionary is of interest to journalists, writers, translators, specialist lexicographers. working in the field of description of colloquial speech, as well as for all those who are interested in the current state of the Russian language.