'blackout' definitions:

Definition of 'blackout'

(from WordNet)
noun
A suspension of radio or tv broadcasting
noun
Darkness resulting from the extinction of lights (as in a city invisible to enemy aircraft) [syn: blackout, brownout, dimout]
noun
The failure of electric power for a general region
noun
A momentary loss of consciousness
noun
Partial or total loss of memory; "he has a total blackout for events of the evening" [syn: amnesia, memory loss, blackout]

Definition of 'blackout'

From: GCIDE
  • blackout \blackout\ n.
  • 1. a suspension of radio or tv broadcasting. [WordNet 1.5]
  • 2. any darkness resulting from the extinction of lights. [WordNet 1.5]
  • 3. the failure of electric power for a general region sufficient to extinguish all normal lighting.
  • Syn: brownout, dimout. [WordNet 1.5]
  • 4. a momentary loss of consciousness. [WordNet 1.5]
  • 5. partial or total loss of memory. he has a total blackout for events of the evening
  • Syn: amnesia, memory loss. [WordNet 1.5]
  • 6. a period during which artificial lighting is forbidden, as in a city as a precaution against an air raid. [PJC]
  • 7. (Theater) the darkening of all stage lights, as at then end of a performance or between acts. [PJC]
  • 8. suppression of information distribution; as, there was a blackout on news from the military for the first day of the Gulf War. [PJC]
  • 9. the prohibition of the broadcasting of a sports event, such as a boxing match or football game, sometimes confined to one particular area. It is usually done to encourage sales of tickets to the event. [PJC]

Synonyms of 'blackout'

From: Moby Thesaurus