noun
1Powdered brick; fine particles of brick.
2The colour of brick dust, especially a deep brownish red. Compare "brick", "brick-red".
adjective
1Of the colour of brick dust, especially deep brownish red.
2Medicine
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.
Origin
Late 16th century; earliest use found in Thomas Tusser (c1524–1580), writer on agriculture and poet. From brick + dust.
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