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white out

Definition of white out in English:

1(Of vision) become impaired by exposure to sudden bright light.
Example sentences
  • My head had started to spin again, and my vision almost whited out.
  • He tried to raise his head, and his sight whited out entirely.
1.1(Of a person) lose color vision as a prelude to losing consciousness.
Example sentences
  • I bolted for the door and whited out as I hit the street.
See parent entry: white

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