• (n.) A kind of rubblework. In the United States, any rubblework of thin and small stones.
Rag'work` (-wûrk`) noun (Masonry) A kind of rubblework. In the United States, any rubblework of thin and small stones. 
Ragwork (also known as rag-work or rag-stone) is a kind of rubblework. In the United States the term ragwork describes any rubblework of thin and small stones.