The phrase "major news announcement" means that a significant and important piece of information or news will be revealed or shared with a large audience. Full definition
The Paris show, which alternates each year with a sister show in Farnborough near London, is often a platform for major news announcements by both airlines and industry manufacturers. (cnbc.com)
In a statement to Gamespot, Sony also stated a later major news announcement will better benefit PlayStation and the larger video game industry. (brutalgamer.com)
Nice tight stop going into a major news announcement was my overiding concern. (learntotradethemarket.com)