noun
barrier preventing blacks from participating in various activities with whites
• Syn: ↑color bar, ↑color line, ↑colour line, ↑Jim Crow
• Hypernyms: ↑ideological barrier
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colour bar noun
Social discrimination esp by whites against other races
• • •
Main Entry: ↑colour
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colour bar UK US noun [singular]
a set of laws or customs, especially in the past, intended to stop black and white people living and working together and having equal status in society
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a social system which does not allow black people the same rights as white people
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South Africa's colour bar made marriages between different races illegal.
Useful english dictionary. 2012.