This article analyzes the semantic and linguocultural characteristics of phraseological units on marriage within the framework of the family concept. Phraseologisms are considered as an expression of national mentality and social values, through which the attitude towards marriage in society, customs and traditional views are highlighted. The study analyzes phraseological units on marriage in the Uzbek language based on examples, revealing their layers of meaning, level of imagery and functional role in the context. The article also shows the connection of phraseological units with folk oral creativity and cultural memory. The results of the study serve to further understand the expression of the concept of marriage at the phraseological level.