noun

• A heavy snowstorm; a blizzard.
• Any weather condition in which visibility and contrast are severely reduced by snow or sand causing the horizon and physical features of the terrain to disappear.
• Correction fluid (from the brand name Wite-Out).
• (sports, slang) A sporting event where all in attendance are urged to wear white apparel.
• (computing) The simulated erasure of a file, etc. on a read-only volume.
• The suppression of a story by the media, analogously to deleting information with correction fluid.
• The silencing of voices and perspectives other than those of white men.