1Powdered brick; fine particles of brick.
2The colour of brick dust, especially a deep brownish red. Compare "brick", "brick-red".
1Of the colour of brick dust, especially deep brownish red.
Designating a reddish-brown deposit in urine, typically consisting of salts of uric acid. Also: designating urine containing such a deposit; of, relating to, or made by such urine.
Late 16th century; earliest use found in Thomas Tusser (c1524–1580), writer on agriculture and poet. From brick + dust.