English Dictionary
Define dictionary terms easily — search for "example", "dictionary", "language", or "word" in our powerful online English dictionary.
Define dictionary terms easily in our powerful online English dictionary.
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to suddenly become unconscious
He had blacked out as his car hit the tree.
to prevent someone from reading or seeing something by covering it with something dark
Half the pages in the report had been blacked out for security reasons.
to make a place dark by turning off all the lights, for example so that the enemy cannot see a place at night.
