BLACK OUT

{v.} 1. To darken by putting out or dimming lights, * /In some plays the stage is blacked out for a short time and the actors speak in darkness./ * /In wartime, cities are blacked out to protect against bombing from planes./ 2. To prevent or silence information or communication; refuse to give out truthful news. * /In wartime, governments often black out all news or give out false news./ * /Dictators usually black out all criticism of the government./ * /Some big games are blacked out on television to people who live nearby./ 3. {informal} To lose consciousness; faint. * /It had been a hard and tiring day, and she suddenly blacked out./