a deep-sea sediment of fine silt and clay that derives its bluish color from organic material and iron sulfide.
Narrative of a Survey of the Intertropical and Western Coasts of Australia] [Volume 2 of 2] Phillip Parker King
noun (informal) a great outcry, noise; horrible din (esp in such phrases as cry, howl, scream, etc, blue murder)
a river in E Africa, flowing NNW from Lake Tana in Ethiopia into the Nile at Khartoum: a tributary of the Nile. About 950 miles (1530 km) long. noun a river in E Africa, rising in central Ethiopia as the Abbai and flowing southeast, then northwest to join the White Nile. Length: about 1530 km […]