【法】 老乌鸦, 黑人, 对黑人的不平等待遇

Jim Crow \Jim Crow\ n.
1. A negro; -- said to be so called from a popular negro
dance song, the refrain of which is ``Wheel about and turn
about and jump Jim Crow,'' produced in 1835 by Thomas D.
Rice (1808-1860), a famous negro minstrel; -- considered
disparaging and offensive. [Offensive slang, U. S.]
[Webster 1913 Suppl.]

2. A legally sanctioned system of racial discrimination
practised in the southern United States until declared
unconstitutional in 1953 and further restricted by federal
legislation, by means of which negroes were segregated and
discriminated against in employment and in many places of
public accommodation, such as parks, commercial
establishments, and public transportation.
[PJC]