colour line

noun

1. the social separation of racial groups within a community (esp in the phrase to cross the colour line )

Example Sentences

Hundreds of floral tributes of every colour line the castle's gates, gleaming in the mid-morning sunshine.

From BBC

At the heart of aspirations of the decade, in the air that the young Donald Harris and Barack Obama Sr breathed, was an anti-racist politics that was determined to abolish the global colour line.

From The Guardian

It’s a story about twin sisters, Desiree and Stella, who decide to live their lives on opposite sides of the colour line – one as a white woman and one as a black woman.

From The Guardian

“I’m sure if it wasn’t for Joe Louis, the colour line in baseball would not have been broken for another 10 years,” he said.

From Reuters

"Within days of the Wall going up, it was being used to talk about the colour line in the US," Farber says.

From BBC