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black out

verb

Definition of black out

  1. transitive verb
  2. 1 a :  blot out, erase <blacked out the event from his mind> b :  to suppress by censorship <black out the news>

  3. 2 :  to envelop in darkness <black out the stage>

  4. 3 :  to make inoperative (as by a power failure)

  5. 4 :  to impose a blackout on <blacked out the local game>

  6. intransitive verb
  7. 1 :  to become enveloped in darkness

  8. 2 :  to undergo a temporary loss of vision, consciousness, or memory



Examples of black out in a sentence

  1. <had spent most of her adulthood trying to black out memories of a wretched childhood>

  2. <with the delivery of the knockout punch, the screen blacks out, and in the next scene the boxer wakes up in the hospital>



1850

First Known Use of black out

1850


Medical Dictionary

black out

play
verb \(ˈ)blak-ˈau̇t\

Medical Definition of black out

  1. :  to undergo a temporary loss of vision, consciousness, or memory (as from temporary impairment of cerebral circulation, retinal anoxia, a traumatic emotional blow, or an alcoholic binge)—compare gray out, red out

  2. transitive verb

  3. :  to cause to black out




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