An "announcement speech" is a short talk or message given by someone to let others know about an important event, news, or decision they have made. It is a way of publicly sharing information or making an official statement. Full definition
Now if that is not a presidential announcement speech in waiting, then such a thing does not exist. (nbr.com)
Get excited: Hillary will be making her official campaign announcement speech at the first big event of her campaign on June 13th. (washingtonpost.com)
That makes Serta the latest in a string of companies to severe ties with real estate mogul and Republican presidential candidate Donald Trump after he made derogatory comments about Mexican immigrants during his campaign announcement speech last week. (fortune.com)