Meaning of “black out something” in the English Dictionary

American

"black out something" in American English

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black out something

phrasal verb with black verb

(NO LIGHT)

to have a failure in the supply of electricity, causing a loss of lights:

The power failure blacked out all of northern Illinois.

If you black out something, you prevent it from being seen:

On my copy, they blacked all the names out so I couldn’t read them.

(Definition of “black out something” from the Cambridge Academic Content Dictionary © Cambridge University Press)