The week of 10 to 17 December 1899 during the Boer War (1899–1902), in which the British Army suffered defeats at Stormberg, Magersfontein, and Colenso.
Origin
Late 19th century; earliest use found in The Daily News.
Definition of Black Week in US English:
Black Week
noun
The week of 10 to 17 December 1899 during the Boer War (1899–1902), in which the British Army suffered defeats at Stormberg, Magersfontein, and Colenso.
Origin
Late 19th century; earliest use found in The Daily News.