noun
: a prolongation of a house drain extending from a few feet outside a foundation to a connection with a public sewer in the street or alley — called also building sewer
noun
: a prolongation of a house drain extending from a few feet outside a foundation to a connection with a public sewer in the street or alley — called also building sewer
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012