Brownstone (noun)

1. A type of sandstone that ranges in color from yellow to dark red, often used as a building material.
2. A type of residential architecture popular in the northeastern United States, typically characterized by its use of brownstone as a building material and its ornate decorative features.

Origin:

Brownstone is a type of sandstone that ranges in color from yellow to dark red. the term first came to be used in the 19th century to describe a type of residential architecture that was popular in the northeastern united states.

Examples:

1. The building's façade was made of beautiful brownstone.
2. Many of the houses in this area are brownstones built in the 19th century.
3. The brownstone steps leading to the entrance of the building were worn but still elegant.
4. The owner of the brownstone decided to renovate the exterior of the building.
5. The brownstone apartments in this area are highly sought after and expensive.