Meanings of white movement in English

It's long being argued that the women's liberation movement was predominantly a white movement that didn't address the different experience of minority women.

He could see some of the shrouds and ratlines now, and far above, a flapping white movement, like a seabird trapped in the rigging.

He first saw her as a white movement on the path, her form apparently wreathed in a glittering mist, her dark hair fading into darkness.

Known for their eerie screech and ghostly white movements across the sky, barn owls are a rare sight these days.