Noun

1. An extract from a speech or interview used as edited into a news or other broadcast; an interview clip, especially seen as particularly expressive or pithy.
2. A one-liner deliberately produced for this purpose; a statement specifically intended to be punchy and memorable.
   • "(In 1990) The ground offensive against Iraq ended after 100 hours, partly out of concern that American troops not occupy an Arab capital, partly because Arab allies feared the disintegration of Iraq and partly because a “100-hour war” made a good sound bite." - New York Times