BROWNSTONE
brownstone
(noun) a row house built of brownstone; reddish brown in color
brownstone
(noun) a reddish brown sandstone; used in buildings
Source: WordNet® 3.1
Etymology
Noun
brownstone (countable and uncountable, plural brownstones)
(uncountable) A variety of brown to red-brown sandstone once popular as a building material.
(countable) A row house built of brownstone, especially in New York City.
Anagrams
• brown notes
Source: Wiktionary
Brown"stone`, n.
Definition: A dark variety of sandstone, much used for building purposes.
Source: Webster’s Unabridged Dictionary 1913 Edition